EDUCATION: 

• Ph.D. Industrial and Operations Engineering, April 1994
  
    "Artificial Neural Network Models for the Analysis of Lumbar Muscle Recruitment During Moderate Static Exertions"
     The University of Michigan, Ann Arbor
 
• M.S.E. Bioengineering, May 1989
  
    The University of Michigan, Ann Arbor
 
• B.S.E. Mechanical Engineering, May 1988
  
    The University of Michigan, Ann Arbor
 
• B.S. Biomedical Sciences, May 1985
  
    The University of Michigan, Ann Arbor

ACADEMIC APPOINTMENTS:

Professor (June 2007 - present)
Industrial Ergonomics and Biomechanics Laboratory
Coordinator, Human Factors Engineering and Ergonomics Graduate Option
Industrial and Systems Engineering
Virginia Tech

Post-Doctoral Research Fellow (May 1994 - August 1996)
Center for Ergonomics
The University of Michigan, Ann Arbor

Adjunct Assistant Professor (Sept. 1995 - Apr. 1996)
Industrial and Operations Engineering
The University of Michigan, Ann Arbor

Research Assistant (1989 - May 1994)
Center for Ergonomics
The University of Michigan, Ann Arbor
 

RESEARCH and TEACHING INTERESTS:

• Models of Lumbar Spine Kinetics and Kinematics
• Occupational Biomechanics
• Artificial Neural Networks
• Industrial Ergonomics and Work Physiology
• Falls Risks and Postural Control
  
• Measurement of Human Performance and Motion
• Static and Dynamic Analysis of Human Movement
• Consumer Product Design and Evaluation
• Localized Muscle Fatigue
• Aging and Human Work Capacity
• Occupational Safety and Health
  

• American Society of Biomechanics - Young Investigator Award (1993)
• Professor of the Year - VT HFES Student Chapter (2002, 2007)
• Best Lecturer - VT HFES Student Chapter (2003, 2004, 2007)
• Faculty Fellow - VT College of Engineering (2004 - 2006)
• H.G. Prillaman Professor Fellow (2008 - 2010)
• Alexander Williams Design Award, Human Factors and Ergonomics Society (September, 2008)
  
• Dean’s Award for Excellence in Research (2009) VT College of Engineering
• Best Paper Award (2009) IERC Human Factors and Ergonomics Track
  

• American Industrial Hygiene Association (Full Member) (1996)
• American Society of Biomechanics (1992)
• The Ergonomics Society (Registered Member) (1994)
• Human Factors and Ergonomics Society (Full Member) (1994)
• Institute of Industrial Engineers (Senior Member) (1993)
• International Society for Occupational Ergonomics and Safety (Full Member) (1995)
• International Society of Biomechanics (1996)
• Sigma Xi (1994)
  

FUNDED RESEARCH PROJECTS and GRANTS:
Value of total external sponsored research:  $11.9M
Amount for which directly responsible:  $4.08M (34%)

1. "Effects of localized muscle fatigue on risk of occupational slips and falls", with T.E. Lockhart, NIOSH, (07/01/09-06/30/13)  R01 OH009222
2. "Accessible smart phone design: user requirements capture and formative evaluation", with T.L. Smith-Jackson, Toshiba Corporation, Japan. (01/12/09-05/09/09)
3. "Evaluation of patient handling devices", with M.J. Agnew, Stryker Medical. (11/01/07-08/01/08)
4. "Investigating joist buckling as a cause of falls from elevation", with D. Hindman, NIOSH, (07/01/07-06/30/09) R21 OH009802
   
5. "Workplace factors & gender in dynamic spinal stability", with K.P. Granata and M.L. Madigan, NIOSH, (03/01/07-02/28/11) 2R01 AR046111
   
6. "Biomechanical evaluation of patient handling devices", with M.J. Agnew, Stryker Medical, (12/01/06-10/31/10).
   
7. "Occupational Safety and Health Training Grant", with J. Casali, B. Kleiner, T. Lockhart, T. Smith-Jackson, W. Winchester, NIOSH, (07/01/06-6/30/11) T01 OH008613
   
8. "Occupational Trunk Flexion and Neuromuscular Disturbance", with K.P. Granata and M.L. Madigan, NIOSH,  (08/01/06-07/31/11)  R01 OH008504
9. "DSP safety training system", with K.L. Babski-Reeves, J. Casali, B. Kleiner, T. Lockhart, W. Winchester, United Parcel Service (06/08/06 – 11/01/07)
10. "HMC-Virginia Tech Research Partnership", with K.L. Babski-Reeves, Hyundai Motor Company, Korea (10/01/05 – 09/30/05)
    
11. "Needs Analysis and Requirements Acquisition for Inclusive Design of Cell Phones:  United Kingdom and Germany", with T.L. Smith-Jackson, Toshiba Corp., Japan (05/08/05 - 11/15/05)
12. "Decision support tool for ergonomic construction design ", with J. Shewchuk, NIOSH (9/15/04 - 9/14/09) U19 OH008308.
    
13. "Muscle strength and age effects in balance recovery", with M.L. Madigan, NIOSH (08/01/04 – 07/31/07) R03 OH007821.
    
14. "Design, testing, and verification of the cellular phone navigation system", with T.L. Smith-Jackson, Toshiba Corp., Japan (3/23/04 – 11/15/04)
    
15. "Risk factors and controls for falls from heights", with M.L. Madigan, NIOSH (9/1/03 - 8/31/08) R01 OH007882.
    
16. "Recommended limits for manual torquing tasks", with K.L. Babski-Reeves, Honda of America MFG, Inc. (1/1/03 - 5/31/04)
    
17. "Usability inspection, testing, and evaluation of cell phone user interfaces", with T. L. Smith-Jackson, Toshiba Corp., Japan (10/16/02 – 8/15/03)
    
18. "Development of a subjective workload assessment tool for situations requiring physical and mental demands", Army Research Lab – Human Research and Engineering Directorate, (1/1/02 – 12/31/02)
19. "Performance and usability evaluation of cellular phones for persons with disabilities", with T. L. Smith-Jackson, Toshiba Corp., Japan (8/1/01 – 5/31/02)
    
20. "Critical incident research on laptop computers", with T. L. Smith-Jackson, Toshiba Corp., Japan (8/1/01 – 5/31/02)
    
21. "Occupational Safety and Health Training Grant", with K. L. Babski-Reeves, J.G. Casali, T.E. Lockhart, and T.L. Smith-Jackson, NIOSH (7/01/01 - 6/30/06).
22. "Recommended limits for overhead work tasks", Honda of America MFG, Inc. (6/1/01 - 5/15/02)
23. "Survey on Technology needs for persons with disabilities", Toshiba, Corp. (2/28/01 - 6/30/01)
24. "Age effects on intermittent work capacity", NIOSH (9/30/00 - 9/29/04) R01 OH04089.
    
25. "Evaluation of existing assessment tools during combined mental and physical workload", Army Research Lab, Human Research and Engineering Directorate (9/20/00 - 9/19/01)
26. "Hand force limits for manual insertion tasks", Honda of America MFG, Inc. (3/31/00 - 12/31/00)
27. "Literature search and research on use of psychophysical ratings as measures of physical and mental workloads", Army Research Laboratory, Human Research and Engineering Directorate (8/11/99 - 9/30/00)
28. "Master of Science: ISE Safety Engineering", with T.A. Dingus and J.G. Casali, NIOSH (7/1/98 - 6/30/01).
    
29. "Cost Engineering and Industrial/Systems Engineering Support for the Navy CVX Program", NSWC/Dahlgren (2/17/98-5/1/98). PI:  K. Triantis.
30. "Quantifying Time-to-Fatigue During Short Cycle Overhead Work Operations", American Automobile Manufacturers Association (1/98 - 12/98)

Courses Taught:

• ISE 3624 - Industrial Ergonomics:  Undergraduate course that provides an introduction to major aspects of physical ergonomics, human performance, safety, and applications in industrial work design.
• ISE 5024 - ISE Seminar: Introduction to Industrial and Systems Engineering:  Two hour seminar, consisting of guest lectures from the department and the university and a formal lecture hour covering major topics within ISE.
• ISE 5614 - Human Physical Capabilities:  Graduate course that provides an overview of occupational biomechanics, work physiology, and physical job task analysis.
• ISE 5615 - Human Factors Research Design I:  Graduate course covering procedures for conducting human factors and ergonomics experiments, including design alternatives, statistical models, and analysis.
• ISE 5616 - Human Factors Research Design II:  Graduate course covering advanced experimental designs and statistical methods relevant to human factors and ergonomics research.
  
• ISE 6624 - Advanced Methods in Occupational Biomechanics:  Advanced graduate course on current topics in occupational biomechanics and physical ergonomics
  

• Adolescent Counselor (1990-1995)
• University of Michigan Medical School - Completed all academic (non-clinical) requirements and passed National Board Exam Part I (1984)
• Board Certified Professional Ergonomist (BCPE, 1995)
• Editorial Board Member, American Industrial Hygiene Association Journal (March, 2002 – December, 2003)
• Assistant Editor, Journal of Applied Biomechanics (from November, 2002)
• Editorial Board Member, Journal of Occupational and Environmental Hygiene (from January, 2004)
• Editorial Board Member, Ergonomics (from March, 2006)
  
• Study Section member, CDC/NIOSH, Safety and Occupational Health (July, 2004 – June, 2008)
  

1. Angela DiDomenico (2003) “An investigation on subjective assessments of workload and postural stability under conditions of joint mental and physical demands.”  Researcher, Liberty Mutual Insurance, Hopkinton, MA.
2. Hardianto Iridiastadi (2003) "Localized muscle fatigue during isotonic and nonisotonic isometric efforts."  Associate Professor, Department of Industrial Engineering, Bandung Institute of Technology, Bandung, Indonesia.
3. Miguel A. Perez (2005) "Prediction of whole-body lifting kinematics using artifical neural networks." Senior Research Associate, Center for Human Factors Research, Virginia Tech Transportation Institute, Blacksburg, VA.
4. Yassierli (2005) "Muscle fatigue during isometric and dynamic efforts in shoulder abduction and torso extension: age effects and alternative electromyographic measures." Assistant Professor, Department of Industrial Engineering, Bandung Institute of Technology, Bandung, Indonesia.
5. Laura Hughes (2007, co-advisor with K. Babski-Reeves) "The influence of multiple risk factors on WMSD risk and evaluation of measurement methods used to assess risks."  Assistant Professor, Department of Construction Management & Industrial Engineering, Louisiana State University, Baton Rouge, LA.
6. Shane McLaughlin (2007, co-advisor with T. Dingus) "Analytic assessment of collision avoidance systems and driver dynamic performance in rear-end crashes and near-crashes."  Senior Research Associate, Center for Automotive Safety Research, Virginia Tech Transportation Institute, Blacksburg, VA.
   
7. Deb Young (2007) "Evaluation of dust control technologies for drywall finishing operations:  industry implementation trends, worker perceptions, effectiveness and usability."  Assistant Professor, School of Construction, Virginia Tech, Blacksburg, VA.
8. Martin Tanaka (2008, SBES, co-advisor with S. Ross) "Biodynamic analysis of human torso stability using finite time Lyapunov exponents." Instructor, Department of Orthopaedic Surgery, Wake Forest University, Winston-Salem, NC.
   
9. Xingda Qu (2008) "Development and evaluation of postural control models for lifting motions and balance control." Assistant Professor, Division of Systems and Engineering Management, School of Mechanical and Aerospace Engineering, Nanyang University, Singapore.
10. Gyouhyung Kyung (2008) "An integrated human factors approach to design and evalution of the driver workspace and interface: driver perceptions, behaviors, and objective measures."Assistant Professor, Design and Human Engineering, Ulsan National Institute of Science and Technology (UNIST), Korea.
    
11. Myrna Callison (2009) "Identification, Evaluation and Control of Physically Demanding Patient-Handling Tasks in an Acute Care Facility." Ergonomics Program Manager, US Army CHPPM & Chair, DOD Ergonomics Working Group, Aberdeen Proving Ground, MD.
12. Linsey Barker (2009) "Measuring and modeling the effects of fatigue on performance: specific application to the nursing profession." Assistant Professor, Department of Industrial & Manufacturing Systems Engineering, University of Missouri, Columbia, MO.
    
13. Bochen Jia (degree expected 2010)
14. Sunwook Kim (degree expected 2010)
15. Jung Yong Lee (degree expected 2010)
16. Dingding Lin (degree expected 2009)
17. Khoirul Muslim (degree expected 2012)
18. Leanna Horton (co-advisor with M. Agnew, degree expected 2012)
19. Brad Hendershot (SBES, degree expected 2012)
    
20. Hongbo Zhang (co-advisor with M. Agnew, degree expected 2011)
21. Nima Toosizadeh (degree expected 2012)
22. Lora Cavuoto (degree expected 2012)
    

1. Zhenyuan Wang (E.E., 2000) "Artificial intelligence applications in the diagnosis of power transformer incipient faults."
2. Faith McCreary (2001) "Empirical evaluation of a constructivist, technology-rich learning environment."
3. Paige Smith (2004) "Tools to improve the process of engineering design:  an analysis of team configuration and project support."
4. Young Sam Ryu (2005) "Development of usability questionnaire models for electronic mobile products using the analytic hierarchy process."
5. Miranda Capra (2006) "Usability problem description and the evaluator effect in usability testing."
6. Young Seok Lee (2007) "Older adults’ user experiences with mobile phones: identification of user clusters and user requirements."
   
7. Bradley Davidson (BME, October, 2007) “Experimental and simulation-based assessment of the human postural response to sagittal plan perturbations with localized muscle fatigue and aging.”
8. Zachary Doerzaph (2007) "Development of a threat assessment algorithm for intersection collision avoidance systems."
9. Shiyong Liu (2007) "Three essays on travel demand management strategies for traffic congestion mitigation."
10. Gregory Slota (BME, November, 2008) "Effects of seated whole-body vibration on spinal stability control."
    

1. Noris Torres (1998), "Effects of training in modifying work methods and behaviors during common patient handling activities."  IE Ergonomist, Intel, Puerto Rico.
2. Margaret Kirst Lanza (1999), "Effects of tool weight on fatigue and performance during short cycle overhead work operations."  Performance Development Engineer, Bosch, Charleston, SC.
3. Angela DiDomenico Astin (1999) "Finger force capability: measurement and prediciton using anthropometric and myoelectric measures."  Research Scientist, Liberty Mutual Insurance, Hopkinton, MA.
4. Miguel Perez (1999), "Empirical evaluation of models used to predict torso muscle recruitment patterns."  Ph.D. Student, Virginia Tech.
5. Andrew Lang (2000), "The correlation between biomechanical loads and psychophysical ratings."  Human Factors Engineer, Westinghouse, Pittsburgh, PA.
6. Greg Edwards (2000: Co-chair W. Barfield) "Performance and usability of force feedback and auditory substitutions in a virtual environment manipulation task."  Usability Engineer, SouthWestern Bell, Austin, TX.
7. Hope Johnson (2001) "Strength capabilities and subjective limits for repetitive manual tasks."  Engineering Psychologist, Office of Hazard Identification and Reduction, Division on Human Factors, Consumer Product Safety Commission, Bethesda, MD.
8. Aaron Mooney (Co-Chair T. Smith-Jackson, 2002) "Usability evaluation of notebook computers and cellular telephones among users with visual and upper extremity disabilities." Human Factors/Ergonomics Engineer, United States Postal Service, Merrifield, VA.
9. Kris Hager (2003) "Reliability of fatigue measures in an overhead work task: A study of shoulder muscle electromyography and perceived discomfort." Technical Risk Specialist, FannieMae, Reston, VA.
10. Kim Sherman (2003) "An evaluation of fatigue and performance changes during intermittent overhead work."  Senior Project Engineer, Sandalwood, Farmington Hills, MI.
    
11. Deepti Sood (2004) "Reliability of fatigue measures in an overhead work task:  a study of shoulder muscle electromyography and perceived discomfort."  Doctoral Student, The University of Michigan.
    
12. Andrea Krausman (2004) “Effects of chemical protective clothing on task performance using wearable input devices.”  Research Psychologist, U.S. Army Research Lab, Aberdeen Proving Ground, MD.
    
13. DJ Shin (Co-Chair K. Babski-Reeves, 2005) "Performance and usability of flexible membrane keyboards", Doctoral Student, VT.
    
14. Navrag Singh (2005) "Evaluation of circumferential ankle pressure as an ergonomic intervention to maintain balance perturbed by localized muscular fatigue of the ankle joint." Doctoral Student, Germany.
    
15. Renate Van Zandwijk (Vrije Universiteit, Amsterdam; 2006) “Reliability of COP- and COM-based measures and relative sensitivity to induced localized muscle fatigue.”
16. Hongbo Zhang (2006) “Use of statistical mechanics methods to assess the effects of localized muscle fatigue on stability during upright stance.”  Doctoral Student, VT.
17. Ravi Kant (co-chair K.L. Babski-Reeves; 2007) “Effect of work exposure on maximum acceptable repetition rates in a manual torquing task.”  Senior Engineer, Patni Computer Systems Ltd, Mumbai, India.
18. Robin Littlejohn (co-chair K.L. Babski-Reeves; 2008) “Thermographic assessment of the forearm during data entry tasks: a reliability study.”  Doctoral Student, Mississippi State.
    

1. Jae Kim (1998), "The effects of frequency of interaction and quality of interaction in a web-based learning system."
2. Kevin Baird (1999) "Evaluating the effectiveness of augmented reality and wearable computing for a manufacturing assembly task."
3. Traci Thomas (1999) "Evaluation of training technique as a means of influencing safety knowledge, risk perception and proper respirator donning ability among respiratory protection users."
4. Jason Saleem (1999) "Quantifying the effects of training and a work analysis tool on participatory ergonomics performances."
5. Eric Nash (2000) "The effects of icon usage and communication style on mental workload using wearable computers."
6. Ron Spencer (2000) "Analysis of performance as a function of hand-held input control devices and visual displays."
7. Jennifer Stanfield (2001) "Identification and quantification of video display workstation set up on risk factors associated with the development of low back and neck discomfort."
8. Mitchell A. Woods (2002) “Effects of negatively sloped keyboard wedges on user performance and perceptions.”
9. Stephanie Binder (2003) “Evaluation of discomfort glare and pavement marking material visibility for eleven headlamp configurations.”
10. Sukwon Kim (2003) “Relationships between hamstring activation rate and biomechanics of slip-induced falls among young and older adults.”
11. Laura Hughes (2004) “Effects of time pressure and mental workload on physiological risk factors for upper extremity musculoskeletal disorders while typing”.
12. Grace Tran (2004) “Assistive intervention in the characterization of muscle activity during bed rising and assessment of self-perceived recovery measures for abdominal surgery patients in postoperative care”.
13. Bradley Davidson (ESM, 2005) “Biomechanical evaluation of lumbar extensor fatigue effects on the postural control system”.
14. Ellen Rogers (ESM, 2005) “Prolonged lumbar trunk flexion disturbs paraspinal reflex behavior”.
15. Sajitha Narayan (2005) “Comparison of various display representation formats for older adults using in lab and remote usability testing”.
16. Kevin Pline (ESM, 2005) “Effects of lumbar extensor fatigue on ankle joint motion sense and prolonged effect on postural sway”.
17. Tolga Durak (2005) “Design and testing of an adult age-independent online needs assessment tool and development of adult age-independent design guidelines”.
18. Christine Hermann (ESM, 2005) “Estimating joint torques on a Biodex System 3 dynamometer”.
19. Monica Glumm (2005) "Effects of increases in mental workload on avoidance of ground hazards."
20. Ian Bertmaring (2006) “Using thermography to evaluate the effects of arm flexion and loading on the anterior deltoid during a simulated overhead task.”
21. Kathleen Bieryla (BME, 2006) “A preliminary study of trip recovery training in older adults for use as a fall prevention intervention.”
22. Yogesh Bhatkhande (2006) “Comparison of traditional and activity theory based analysis methods for verbal protocol data.”
23. Ira Jhangiani (2006) “A cross-cultural comparison of cell phone interface design preferences from the perspective of nationality and usability.”
24. Yoon Lee (2007) "An approach to identify effective learning outcomes for a training program."
25. Michael Whitley (SBES, 2008) "Maximum absolute and relative joint torques during recovery from a simulated trip."
26. Sara Matrangola (SBES, 2008) "A modeling investigation of obesity and balance recovery."
27. Christopher Bamberg (CEE, 2009) "Lateral movement of unbraced wood composite I-joists exposed to dynamic walking loads."
28. Paul Timko (CEE, 2009) "Finite element analysis of unbraced structural wood I-joists under construction loads."

1. Moga, P.J., Erig, M., Chaffin, D.B. and Nussbaum, M.A. (1993) Torso muscle moment arms at intervertebral levels T10 through L5 from CT scans on 11 male and 8 female subjects. Spine, 18, 2305-2309.
2. Nussbaum, M.A., Chaffin, D.B. and Martin, B.J. (1995) A backpropagation neural network model of lumbar muscle recruitment during moderate static exertions. Journal of Biomechanics, 28, 1015-1024.
3. Nussbaum, M.A., Chaffin, D.B. and Rechtien, C.J. (1995) Muscle lines-of-action affect predicted forces in optimization-based spine muscle modeling. Journal of Biomechanics, 28, 401-409.
4. Nussbaum, M.A. and Chaffin, D.B. (1996) Development and evaluation of a geometric model of the human torso. Clinical Biomechanics, 11, 25-34.
5. Nussbaum, M.A. and Chaffin, D.B. (1996) Evaluation of artificial neural network modeling to predict torso muscle activity. Ergonomics, 39, 1430-1444.
6. Nussbaum, M.A. and Chaffin, D.B. (1997) Pattern classification reveals inter-subject group differences in lumbar muscle recruitment during static loads. Clinical Biomechanics, 12, 97-106.
7. Nussbaum, M.A., Martin, B.J. and Chaffin, D.B. (1997) A neural network model for simulation of torso muscle coordination. Journal of Biomechanics, 30, 251-258.
8. Nussbaum, M.A. and Chaffin, D.B. (1998) Lumbar muscle force estimation using a subject-invariant 5-parameter EMG-based model. Journal of Biomechanics , 31, 667-672.
9. Chaffin, D.B., Stump, B.S., Nussbaum, M.A. and Baker G. (1999) Low back stresses when learning to use a materials handling device. Ergonomics, 42, 94-110.
10. Nussbaum, M.A. and Chaffin, D.B. (1999) Effects of pacing when using material handling manipulators. Human Factors, 41 , 214-225.
11. Nussbaum, M.A., Chaffin, D.B. and Baker, G. (1999) Biomechanical analysis of material handling manipulators in short distance transfers of moderate mass objects: joint strength, spine forces, and muscular antagonism. Ergonomics, 42, 1597-1618.
12. Nussbaum, M.A., Chaffin, D.B., Stump, B.S., Baker, G. and Foulke, J. (2000) Motion times, hand forces, and trunk kinematics when using material handling manipulators in short distance transfers of moderate mass objects. Applied Ergonomics, 31, 227-237.
13. Zhang, X., Nussbaum, M.A. and Chaffin, D.B. (2000) Back lift versus leg lift: an index and visualization of dynamic lifting strategies. Journal of Biomechanics, 33, 777-782.
14. Nussbaum, M.A. and Zhang, X. (2000) Heuristics for locating upper extremity joint centers from a reduced set of surface markers.  Human Movement Science,19, 797-816.
15. Nussbaum, M.A. and Torres, N. (2001) Effects of training in modifying working methods during common patient handling tasks. International Journal of Industrial Ergonomics,27, 33-41.
16. Nussbaum, M.A., Clark, L., Kirst, M. and Rice, K. (2001) Fatigue and endurance limits during intermittent overhead work. American Industrial Hygiene Association Journal. 62, 446-456.
17. Nussbaum, M.A. (2001) Static and dynamic myoelectric measures of shoulder muscle fatigue during dynamic intermittent exertions of low to moderate intensity.  European Journal of Applied Physiology, 85 , 299-309.
18.  Nussbaum, M.A. and Johnson, H. (2002) Determination and evaluation of acceptable force limits in single digit tasks. Human Factors. 44, 545-556.
    
19. Perez, M.A. and Nussbaum, M.A. (2002) Lower torso muscle activation patterns for high-magnitude static exertions: gender differences and the effects of twisting. Spine. 27, 1326-1335.
    
20. DiDomenico, A. and Nussbaum, M.A. (2003) Measurement and prediction of single and multi-digit finger strength. Ergonomics. 46, 1531-1548.
    
21. Johnson, H. and Nussbaum, M.A. (2003) Strength and subjective limits for repetitive manual insertion tasks. American Industrial Hygiene Association Journal. 64, 763-770.
22. Nussbaum, M.A. (2003) Postural stability is compromised by fatiguing overhead work. American Industrial Hygiene Association Journal. 64, 56-61.
    
23. Perez, M.A. and Nussbaum, M.A. (2003) Principal components analysis as an evaluation and classification tool for lower torso sEMG data. Journal of Biomechanics. 36, 1225-1229.
    
24. Saleem, J.J., Kleiner, B.M. and Nussbaum, M.A. (2003) Empirical evaluation of training and a work analysis tool for participatory ergonomics.  International Journal of Industrial Ergonomics. 31, 387-396.
    
25. Smith-Jackson, T.L., Nussbaum, M.A. and Mooney, A.M. (2003) Accessible cell phone design: development and application of a needs analysis framework. Disability and Rehabilitation. 25, 549-560.
    
26. Davidson, B.S., Madigan, M.L. and Nussbaum, M.A. (2004) Effects of lumbar extensor fatigue and fatigue rate on postural sway. European Journal of Applied Physiology. 93, 183-189.
    
27. Edwards, G.W., Barfield, W. and Nussbaum, M.A. (2004) Use of force feedback and auditory cues for performance of an assembly task in an immersive virtual environment. Virtual Reality. 7, 112-119.
    
28. DiDomenico, A. and Nussbaum, M.A. (2005) Interactive effects of mental and postural demands on subjective assessment of mental workload and postural stability. Safety Science. 43, 485-495.
    
29. Nussbaum, M.A. and Lang, A. (2005) Relationships between static load acceptability, ratings of perceived exertion, and biomechanical demands. International Journal of Industrial Ergonomics. 35, 547-557.
    
30. Pline, K.M., Madigan, M.L., Nussbaum, M.A., and Grange, R.W. (2005) Lumbar extensor fatigue and circumferential ankle pressure impair ankle joint motion sense. Neuroscience Letters. 390, 9-14.
    
31. Iridiastadi, H. and Nussbaum, M.A. (2006) An evaluation of cumulative probability distribution of force (CPDF) as an exposure assessment method during isometric non-isotonic shoulder abductions. International Journal of Industrial Ergonomics. 36, 37-43.
    
32. Iridiastadi, H. and Nussbaum, M.A. (2006) Muscle fatigue and endurance during repetitive intermittent static efforts: development of prediction models. Ergonomics. 49, 344-360.
    
33. Iridiastadi, H. and Nussbaum, M.A. (2006) Muscular endurance and fatigue during intermittent static efforts: effects of contraction level, duty cycle, and cycle time. Human Factors. 48, 710-720.
    
34. Lee, Y.S., Hong, S.W., Smith-Jackson, T.L., Nussbaum, M.A. and Tomioka, K. (2006) Systematic evaluation methodology for cell phone user interfaces. Interacting with Computers. 18, 304-325.
    
35. Madigan, M.L., Davidson, B. and Nussbaum, M.A. (2006) Postural sway and joint kinematics during quiet standing are affected by lumbar extensor fatigue.  Human Movement Science. 25, 788-799.
    
36. Perez, M. and Nussbaum, M.A. (2006) Posture and motion variability in non-repetitive manual materials handling tasks. Human Movement Science. 25, 409-421.
    
37. Pline, K.M., Madigan, M.L. and Nussbaum, M.A. (2006) Influence of fatigue time and fatigue level on increases in postural sway. Ergonomics. 49, 1639-1648.
    
38. Wilson, E.L., Madigan, M.L., Davidson, B.S. and Nussbaum, M.A. (2006) Postural strategy changes with fatigue of the lumbar extensor muscles. Gait & Posture. 23, 348-354.
39. Anderson, D.E., Madigan, M.L. and Nussbaum, M.A. (2007) Maximum voluntary joint torque as a function of joint angle and angular velocity: model development and application to the lower limb. Journal of Biomechanics. 40, 3105-3113.
40. Bieryla, K., Madigan, M.L. and Nussbaum, M.A. (2007) Practicing recovery from a simulated trip improves recovery kinematics after an actual trip. Gait & Posture. 26, 208-213.
41. Krausman, A. and Nussbaum, M.A. (2007) Effects of wearing chemical protective clothing on text entry when using wearable input devices. International Journal of Industrial Ergonomics. 37, 525-530.
42. Kyung, G., Nussbaum, M.A., Lee, S., Kim, S. and Baek, K. (2007) Sensitivity of preferred driving postures and determination of core seat track adjustment ranges. SAE Technical Paper Series, 2007-01-2471.
43. Ryu, Y.S., Babski-Reeves, K.L. and Nussbaum, M.A. (2007) Decision models for comparative usability evaluation of mobile phones using the Mobile Phone Usability Questionnaire (MPUQ). Journal of Usability Studies, 3, 24-40.
44. Sood, D., Nussbaum, M.A. and Hager, K. (2007) Fatigue during prolonged intermittent overhead work: reliability of measures and effects of working height. Ergonomics. 50, 497-513.
45. Qu, X., Nussbaum, M.A. and Madigan, M.L. (2007) A balance control model based on an optimal control strategy. Journal of Biomechanics. 40, 3590-3597. 
46. Yassierli and Nussbaum, M.A. (2007) Muscle fatigue during intermittent isokinetic shoulder abduction: age effects and utility of electromyographic measures. Ergonomics. 50, 1110-1126.
47. Yassierli, Nussbaum, M.A., Iridiastadi, H. and Wojcik, L. (2007) The influence of age on isometric endurance and fatigue is muscle dependent: a study of shoulder abduction and torso extension. Ergonomics. 50, 26-45.
48. Bertmaring, I., Babski-Reeves, K. and Nussbaum, M.A. (2008) Infrared imaging of the anterior deltoid during overhead static exertions.  Ergonomics, 51, 1606-1619.
    
49. DiDomenico, A. and Nussbaum, M.A. (2008) Estimation of forces exerted by the fingers using standardized surface EMG from the forearm. Ergonomics. 51, 858-871.
50. DiDomenico, A. and Nussbaum, M.A. (2008) Interactive effects of physical and mental workload on subjective workload assessment. International Journal of Industrial Ergonomics. 38, 977-983.
51. Iridiastadi, H., Nussbaum, M.A. and van Dieën, J.H. (2008) Muscular load characterization during isometric non-isotonic shoulder abductions with varying force. Journal of Electromyography and Kinesiology. 18, 695-703.
    
52. Kim, S., Nussbaum, M.A. and Madigan, M.L. (2008) Direct parameterization of postural stability during quiet upright stance: effects of age and altered sensory conditions.  Journal of Biomechanics. 41, 406-411.
53. Kim, S., Seol, H., Ikuma, L.H. and Nussbaum, M.A. (2008) Knowledge and opinions of designers of industrialized wall panels regarding incorporating ergonomics in design. International Journal of Industrial Ergonomics. 38, 150-157.
54. Kyung, G., Nussbaum, M.A. and Babski-Reeves, K. (2008) Driver sitting comfort and discomfort (part I): use of subjective ratings in discriminating car seats and correspondence among ratings. International Journal of Industrial Ergonomics. 38, 516-525.
55. Kyung, G. and Nussbaum, M.A. (2008) Driver sitting comfort and discomfort (part II): relationships with and prediction from interface pressure. International Journal of Industrial Ergonomics. 38, 526-538.
56. Lee, J.H., Kwon, B.K., Kyung, G. and Nussbaum, M.A. (2008) Predicting driving postures and seated positions in SUVs using a 3D digital human modeling tool. SAE Technical Paper Series, 2008-01-1856.
57. Lin, D., Soel, H., Nussbaum, M.A. and Madigan, M.L. (2008) Reliability of COP-based postural sway measures and age-related differences.  Gait & Posture. 28, 337-342.
    
58. Matrangola, S.L., Madigan, M.L., Nussbaum, M.A., Ross, R. and Davy, K.P. (2008) Changes in body segment inertial parameters of obese individuals with weight loss. Journal of Biomechanics. 41, 3278-3281.
59. Perez, M.A. and Nussbaum, M.A. (2008) A neural network-based posture prediction model for non-repetitive manual materials handling tasks.  Ergonomics, 51, 1549-1564.
    
60. Tran, G., Babski-Reeves, K.L. and Nussbaum, M.A. (2008) Electromyographic evaluation of a bed assistive device for abdominal surgery patients in postoperative care.  Human Factors. 50, 237-255.
61. Yassierli and Nussbaum, M.A. (2008) Utility of traditional and alternative EMG-based measures of fatigue during low-level isometric efforts. Journal of Electromyography and Kinesiology. 18, 44-53.
62. Anderson, D.E., Madigan, M.L. and Nussbaum, M.A. (2009) An algorithm for directly fitting a torque-angle-angular velocity model to maximum voluntary joint torques measured with an isokinetic dynamometer. Isokinetics and Exercise Science. 17, 51-56.
63. Davidson, B.S., Madigan, M.L., Nussbaum, M.A. and Wojcik, L.A. (2009) Effects of localized muscle fatigue on recovery from a postural perturbation without stepping. Gait & Posture. 29, 552-557.
64. Ikuma, L.H., Babski-Reeves, K. and Nussbaum, M.A. (2009) Experimental manipulation of psychosocial exposure and questionnaire sensitivity in a simulated manufacturing setting. International Archives of Occupational and Environmental Health. 82, 735-746.
65. Ikuma, L.H., Nussbaum, M.A. and Babski-Reeves, K.L. (2009) Reliability of physiological and subjective responses to physical and psychosocial exposures during a simulated manufacturing task. International Journal of Industrial Ergonomics. 39, 813-820.
    
66. Kim, S., Barker, L.M., Jia, B., Agnew, M.J. and Nussbaum, M.A. (2009) Effects of two hospital bed design features on physical demands and usability during brake engagement and patient transportation: a repeated measures experimental study. International Journal of Nursing Studies. 46, 317-325.
67. Kyung, G. and Nussbaum, M.A. (2009) Specifying comfortable driving postures for ergonomic design and evaluation of the driver workspace using digital human models.  Ergonomics. 52, 939-953.
    
68. Lin, D., Nussbaum, M.A., Seol, H., Singh, N.B., Madigan, M.L. and Wojcik, L.A. (2009) Acute effects of localized muscle fatigue on postural control and patterns of recovery during upright stance: influence of fatigue location and age. European Journal of Applied Physiology. 106, 425-434.
69. Nussbaum, M.A., Shewchuk, J.P., Kim, S., Seol, H. and Guo, C. (2009) Development of a decision support system for residential construction using panelized walls: approach and preliminary results. Ergonomics. 52, 87-103.
70. Qu, X. and Nussbaum, M.A. (2009) Simulating human lifting motion using fuzzy-logic control. IEEE Transactions on Systems, Man and Cybernetics, Part A: Systems and Humans. 39, 109-118.
71. Qu, X. and Nussbaum, M.A. (2009) Effects of external loads on balance control during upright stance: experimental results and model-based predictions. Gait & Posture. 29, 23-30.
72. Qu, X. and Nussbaum, M.A. (2009) Evaluation of the roles of passive and active control of balance using a balance control model.  Journal of Biomechanics. 42, 1850-1855.
    
73. Singh, N.B., Nussbaum, M.A. and Madigan, M.L. (2009) Evaluation of circumferential pressure as an intervention to mitigate postural instability induced by localized muscle fatigue at the ankle.  International Journal of Industrial Ergonomics. 39, 821-827.
    
74. Tanaka, M.L., Nussbaum, M.A. and Ross, S. (2009) Evaluation of the threshold of stability for the human spine.  Journal of Biomechanics. 42, 1017-1022.
    
75. Yassierli and Nussbaum, M.A. (2009) Effects of age, gender, and task parameters on fatigue development during intermittent isokinetic torso extensions. International Journal of Industrial Ergonomics. 39, 185-191.
76. Young-Corbett, D.E. and Nussbaum, M.A. (2009) Dust control technology usage patterns in the drywall finishing industry. Journal of Occupational and Environmental Hygiene. 6, 315-323.
77. Young-Corbett, D.E. and Nussbaum, M.A. (2009) Dust control effectiveness of drywall sanding tools.  Accepted for publication in the Journal of Occupational and Environmental Hygiene. 6, 385-389.
    
78. Qu, X., Nussbaum, M.A. and Madigan, M.L. Model-based assessments of the effects of age and ankle fatigue on the control of upright posture in humans.  Accepted for publication in Gait & Posture (07/30/09)
    

1. Chaffin, D.B., Hughes, R.E. and Nussbaum, M.A. (1989) Towards a 3D biomechanical torso model for asymmetric load handling.  Proceedings of the XIIth International Congress on Biomechanics, Los Angeles, CA.
2. Nussbaum, M., Chaffin, D.B., Foulke, J., Woolley, C. and Page, G. (1990) A biomechanical analysis of switch stand operation using a two-dimensional dynamic model.  Proceedings of the American Society of Biomechanics , Miami, FL
3. Nussbaum, M. and Chaffin, D.B. (1990) A geometric model of the human torso.  Proceedings of the American Society of Biomechanics, Miami, FL.
4. Nussbaum, M.A., Lavender, S.A., Hughes, R.E., Chaffin, D.B. and Andersson, G.B.J. (1991) Predicting torso muscle activity during asymmetric loading:  a comparison of three optimization models.  Proceedings of the American Society of Biomechanics, Tempe, Arizona.
5. Moga, P.J., Erig, M., Chaffin, D.B. and Nussbaum, M.A. (1991) A comparison of torso muscle centroid-line inclination angles relative to the L3-L4 interspace.  Proceedings of the American Society of Biomechanics, Tempe, Arizona.
6. Nussbaum, M.A., Chaffin, D.B., Hughes, R.E. and Moga, P.J. (1991) Simulation analysis of a comprehensive torso biomechanical model.  Proceedings of the XIIIth International Congress on Biomechanics , Perth, Australia.
7. Lavender, S.A., Tsuang, Y.H., Andersson, G.B.J., Hafezi, A., Hughes, R.E., Nussbaum, M. and Chaffin, D.B. (1992) Trunk muscle coactivation:  the effects of an externally applied moment's magnitude and direction.  Proceeding of the Orthopaedic Research Society, Washington, D.C.
8. Nussbaum, M.A. (1992) Network models for the prediction of torso muscle activation during asymmetric loading.  Proceedings of the North American Conference on Biomechanics, Chicago, IL.
9. Nussbaum, M.A., Lavender, S.A., Chaffin, D.B. and Andersson, G.B.J. (1992) Optimization-based torso muscle force prediction:  asymmetric loading in two flexed postures.  Proceedings of the North American Conference on Biomechanics, Chicago, IL.
10. Ulin, S.S., Woolley, C.B., Nussbaum, M.A., Brouwer, M.L. and Chaffin, D.B. (1993) A laboratory study to develop and evaluate a shower cleaning tool. Proceedings of the American Industrial Hygiene Association, New Orleans, LA.
11. Nussbaum, M.A., Chaffin, D.B., Lavender, S.A. and Rechtien, C.J. (1993) Geometric considerations in optimization-based modeling of the torso musculature. Proceedings of the XIVth International Congress on Biomechanics , Paris, France.
12. Nussbaum, M.A. and Chaffin, D.B. (1993) A competitive neural network model for the classification of individual lumbar muscle response patterns. Proceedings of the American Society of Biomechanics , Iowa City, Iowa.
13. Nussbaum, M.A., Chaffin, D.B. and Lavender, S.A. (1994) Artificial neural networks in the analysis and simulation of lumbar muscle response. Proceedings of the Computer Aided Ergonomics Society (International Ergonomics Association), Toronto, Canada.
14. Lavender, S.A., Andersson, G.B.J., Chen, I-H., Trafimow, J., Nussbaum, M.A. and Chaffin, D.B. (1994) Electromyographic activities of the trunk muscles in response to lateral flexion and non-sagitally symmetric applied moments.  Proceedings of the International Society for the Study of the Lumbar Spine, Toronto, Canada.
15. Nussbaum, M.A., Chaffin, D.B. and Lavender, S.A. (1994) Effects of assumed geometry, flexibility, and intrinsic strength on optimization-based force predictions.  Proceedings of the American Society of Biomechanics , Columbus, OH.
16. Lavender, S.A., Li, Y.C., Natarajan, R.N., Andersson, G.B.J., Schipplein, O.D., Nussbaum, M.A. and Chaffin, D.B., The torsional and lateral bending moments during twisting:  the effects of lifting speed and load magnitude. Proceedings of the Orthopaedic Research Society , 1994.
17. Nussbaum, M.A. and Chaffin, D.B. (1995) A biomechanical investigation of stoop, squat, and freestyle lifting: tradeoffs between lifting technique, joint strength, and spinal loads.  Proceedings of The American Industrial Hygiene Conference and Exposition, St. Louis, MO, p. 47.
18. Nussbaum, M.A., Chaffin, D.B., Martin, B.J. and Lavender, S.A. (1995) A network-based model of lumbar muscle coordination during static asymmetric trunk loading.  Proceedings of the American Society of Biomechanics , Stanford, CA, pp. 77-78.
19. Nussbaum, M.A., Chaffin, D.B. and Page, G.B. (1995) A biomechanical investigation of the asymmetric multiplier in the revised NIOSH lifting equation. Proceedings of the Human Factors and Ergonomics Society Annual Meeting , San Diego, CA, pp. 709-713.
20. Lavender, S.A., Li, Y., Natarajan, R., Andersson, G.B.J. and Nussbaum, M.A. (1995) The effects of lifting speed and load magnitude on the torsional and lateral bending moments during twisting.  Proceedings of the Human Factors and Ergonomics Society Annual Meeting, p. 954.
21. Nussbaum, M.A. and Chaffin, D.B. (1996) The lumbar tissue injury prediction model: a framework for investigating spinal injury risk.  Proceedings of the American Industrial Hygiene Conference and Exposition , Philadelphia, PA, paper #59.
22. Nussbaum, M.A., Zhang, X., Chaffin, D.B., Stump, B.S. and Raschke, U. (1996) A reduced surface marker set for upper limb kinematics: heuristics and optimization.  Proceedings of the American Society of Biomechanics , Atlanta, pp. 251-252.
23. Zhang, X., Nussbaum, M.A. and Chaffin, D.B. (1996) Calibrating instantaneous helical axes to identify the elbow and shoulder joint centers for movement studies.  Proceedings of the American Society of Biomechanics , Atlanta, pp. 249-250.
24. Nussbaum, M.A. and Chaffin, D.B. (1997) Laboratory environment and biomechanical modeling tools for ergonomic assessment of material handling devices. Advances in Occupational Ergonomics and Safety, Das, B. and Karwowski, W. (eds.), IOS Press, Inc, Burke, VA, pp. 233-236.
25. Chaffin, D.B., Nussbaum, M.A. and Sowden, C. (1997) The development of a biomechanical model of the low back for evaluating materials handling devices.  Proceedings of the American Industrial  Hygiene Association , Dallas, TX, paper #139.
26. Chaffin, D.B., Nussbaum, M.A., Foulke, J., Wooley, C., Stump, B. and Baker, G. (1997) Torso modelling of peak exertions required when using materials handling devices.  Proceedings of the International Ergonomics Association . Tampere, Finland, vol. 3, pp. 502-504.
27. Nussbaum, M.A., Chaffin, D.B. and Baker, G. (1997) Effects of pacing on spinal loads when using material handling devices.  Proceedings of the Human Factors and Ergonomics Society Annual Meeting , Albuquerque, NM, pp. 652-656.
28. Nussbaum, M.A. and Chaffin, D.B. (1998) Kinematic and kinetic changes associated with increased pacing when using a material handling system [manipulator], in Advances in Occupational Ergonomics and Safety 2: Proceedings of the International Occupational Ergonomics and Safety Conference , Ypsilanti, MI, Kumar, S. (eds), IOS Press, Amsterdam, pp. 304-307.
29. Chaffin, D.B., Woolley, C., Foulke, J., Rabourn, R., Nussbaum, M. and Jimmerson, G. (1998) Some ergonomic principles for materials handling devices. Proceedings of the American Industrial Hygiene Association , Atlanta, GA, paper #292.
30. DiDomenico, A., Nussbaum, M.A. and Kroemer, K.H.E. (1998) Measurement and prediction of finger forces.  Advances in Occupational Ergonomics and Safety 2: Proceedings of the International Occupational Ergonomics and Safety Conference, Ypsilanti, MI, Kumar, S. (eds), IOS Press, Amsterdam, pp. 386-389.
31. Zhang, X., Nussbaum, M.A. and Chaffin, D.B. (1998) Back lift versus leg lift: a dynamic lifting strategy index.  Proceedings of the Human Factors and Ergonomics Society Annual Meeting, Chicago, IL, pp. 891-895.
32. Chaffin, D.B., Georgi, C., Baker, G. and Nussbaum, M. (1998) Dynamic shoulder loads in reaching and materials handling tasks.  Proceedings of the Human Factors and Ergonomics Society Annual Meeting , Chicago, IL, pp. 917-920.
33. Astin, A.D. and Nussbaum, M.A. (1999) Finger forces and predictability using various hand couplings.  Proceedings of the Human Factors and Ergonomics Society, Houston, TX , Paper #154, pp. 698-702.
34. DiDomenico, A. and Nussbaum, M.A. (2000) Prediction of single and multi-digit forces from standardized forearm EMG measures.  Proceedings of the 19th Southern Biomedical Engineering Conference, Blacksburg, VA, p. 31.
35. Perez, M.A. and Nussbaum, M.A. (2000) Evaluation of torso muscle force predictive models.  Proceedings of the 19th Southern Biomedical Engineering Conference, Blacksburg, VA, p. 22.
36. Nussbaum, M.A. (2000) Shoulder fatigue during cyclic overhead work. Proceedings of the American Industrial Hygiene Conference and Exposition , Orlando, FL, paper #258.
37. Astin, A.D. and Nussbaum, M.A. (2000) The use of standardized forearm EMG measures to predict single and multi-digit forces.  Proceedings of the XIVth Triennial Congress of the International Ergonomics Association and 44th Annual Meeting of the Human Factors and Ergonomics Society , San Diego, CA, pp. 4-559 - 4-562.
38. Perez, M.A. and Nussbaum, M.A. (2000) Empirical evaluation of models used to predict torso muscle forces.  Proceedings of the XIVth Triennial Congress of the International Ergonomics Association and 44th Annual Meeting of the Human Factors and Ergonomics Society, San Diego, CA, pp. 4-620 - 4-623.
39. Nussbaum, M.A. (2000) Fatigue measures for the design and evaluation of cyclic work.   Proceedings of the 7th International Conference on Industrial Engineering and Engineering Management, Guangzhou, China, pp. 262-265.
40. Astin, A.D. and Nussbaum, M.A. (2001) Review of workload assessment tools, with special emphasis on subjective methodologies.  Advances in Occupational Ergonomics and Safety 4: Procedings of the International Occupational Ergonomics and Safety Conference, Fairfax, VA, Bittner Jr. A.C., Champney, P.C. and Morrissey, S.J. (eds), IOS Press, Amsterdam, pp. 11-17.
41. McCreary, F., Ehrich, R., Nussbaum, M. and Lisanti, M. (2001) A case study in the participatory evaluation of an elementary classroom workstation.   Proceedings of the Human Factors and Ergonomics Society Annual Conference , Minneapolis, MN, pp. 796-800.
42. Johnson, H.E. and Nussbaum, M.A. (2001) Analysis of a self-regulating method for determining acceptable finger force limits.  Proceedings of the Human Factors and Ergonomics Society Annual Conference, Minneapolis, MN, pp. 1031-1035.
43. Perez, M.A. and Nussbaum, M.A. (2001) Performance of an artificial neural network model in the prediction of lower torso muscle recruitment patterns. Proceedings of the Human Factors and Ergonomics Society Annual Conference , Minneapolis, MN, pp. 1011-1015.
44. Perez, M.A. and Nussbaum, M.A. (2002) Performance of artificial neural networks in the prediction of lower torso muscle recruitment patterns.  Virginia Journal of Science, 53(2), 75. (Proceedings of the 80th Annual Meeting of the Virginia Academy of Science, Hampton, VA, May 21-24.)
45. Tomioka, K. and Nussbaum, M.A. (2002) An application of myoelectric analysis for home applicance evaluation.  Proceedings of the 6th International Conference of Physiological Anthropology, Cambridge, England, August 24-27.
46. Iridiastadi, H. and Nussbaum, M.A. (2002) An evaluation of muscle fatigue during intermittent efforts involving short and long work-cycles.  Biomedical Engineering:  Recent Developments, Proceedings of the 21st Southern Biomedical Engineering Conference, Washington, DC, September 29-29.
47. Astin, A.D. and Nussbaum, M.A. (2002) Interactive effects of physical and mental workload on subjective workload assessment.  Proceedings of the 46th Annual Human Factors and Ergonomics Conference.  Baltimore, MD, pp. 1100-1104.
48. Mooney, A.M., Nussbaum, M.A. and Smith-Jackson, T.L. (2002) Universal access in practice:  usability evaluation of cellular telephones for users with disabilities. Proceedings of the 46th Annual Human Factors and Ergonomics Conference.  Baltimore, MD, pp. 695-699.
49. Perez, M.A. and Nussbaum, M.A. (2002) Application of principal components analysis for evaluation and classification of complex EMG data. Proceedings of the 46th Annual Human Factors and Ergonomics Conference.  Baltimore, MD, pp. 1147-1151.
50. Sood, D., Hager, K. and Nussbaum, M.A. (2002) The effects of differing overhead heights on shoulder fatigue during a repetitive intermittent task. Proceedings of the 46th Annual Human Factors and Ergonomics Conference .  Baltimore, MD, pp. 1081-1085.
51. Iridiastadi, H. and Nussbaum, M.A. (2002) An evaluation of muscle fatigue during intermittent efforts involving short and long work-cycles.  Biomedical Engineering:  Recent Developments, Proceedings of the 21st Southern Biomedical Engineering Conference, Washington, DC, September 27-29.
52. Nussbaum, M.A. and Yassierli (2003) Assessment of localized muscle fatigue furing low-moderate static contractions using the fractal dimension of EMG.  Proceedings of the XVth Triennial Congress of the International Ergonomics Association. Seoul, Korea, August 25 – 29.
53. Perez, M.A. and Nussbaum, M.A. (2003) Exploratory surface electromyography analysis using principal components analysis.  Proceedings of the American Society of Biomechanics Annual Conference. Toledo, OH, September 25 – 27, Paper #88. 
54. DiDomenico, A. and Nussbaum, M.A. (2003) Effects of mental workload on objective and subjective measures of postural stability. Proceedings of the 47th Annual Human Factors and Ergonomics Conference. Denver, CO, October 13 – 17, pp. 1145-1149.
55. Iridiastadi, H. and Nussbaum, M.A. (2003) Recovery and repeatability of EMG measures during low-intensity, intermittent isometric-isotonic shoulder efforts. Proceedings of the 47th Annual Human Factors and Ergonomics Conference. Denver, CO, October 13 – 17, pp. 1179-1183.
56. Nam, C.S., Kim, H.N., Smith-Jackson, T.L. and Nussbaum, M.A. (2003) Development of a guidelines tools for mobile phone interfaces. Proceedings of the 47th Annual Human Factors and Ergonomics Conference. Denver, CO, October 13 – 17, pp. 792-796.
57. Yassierli, Y. and Nussbaum, M.A. (2003) Logarithmic power-frequency: an alternative method for EMG-based fatigue assessment. Proceedings of the 47th Annual Human Factors and Ergonomics Conference. Denver, CO, October 13 – 17, pp. 1184-1188.
58. Davidson, B.S., Madigan, M.L. and Nussbaum, M.A. (2004) Effects of fatigue rate on balance degradation.  Virginia Tech – Wake Forest University 3rd Student Research Symposium.  Wake Forest, NC, April 24.
59. DiDomenico, A. and Nussbaum, M.A. (2004) Postural stability ratings as a predictor of postural sway.  Proceedings of the 9th Annual Meeting of the Gait and Clinical  Movement Analysis Society. Lexington, KY, April 21-24.
60. Meller, R.D., Kleiner, B.K. and Nussbaum, M.A. (2004) The facility layout problem: a new model to support a bottom-up approach to facility design.  Proceedings of the 8th International Material Handling Research Colloquium.  Graz, Austria, June 13-17, pp. 1-14 (CD, not paginated).
61. Lee, Y.S., Smith-Jackson, T.L., Nussbaum, M.A., Tomioka, K. and Bhatkhande, Y. (2004) Use of product-interactive focus groups for requirements capture and usability assessment.  Proceedings of the 48th Annual Human Factors and Ergonomics Conference. New Orleans, LA, September 20-24, pp. 2461-2465.
62. Sood, D., Nussbaum, M.A. and Babski-Reeves, K.L. (2004) Effects of work conditioning and adjustment period on psychophysical estimates in manual torquing tasks.  Proceedings of the 48th Annual Human Factors and Ergonomics Conference. New Orleans, LA, September 20-24, pp. 1388-1392.
63. Yassierli, Nussbaum, M.A., and Iridiastadi, H. (2004) Age-related differences in shoulder isometric endurance, fatigue, and recovery.  Proceedings of the 48th Annual Human Factors and Ergonomics Conference. New Orleans, LA, September 20-24, pp. 1435-1439.
64. Davidson B.S., Madigan M., Nussbaum M. (2005) Lumbar extensor fatigue effects postural control by increasing ankle stiffness.  ASME 2005 Summer Bioengineering Conference, Vail, CO, June 22-26
65. Kleiner, B.M., Nieto, A., Nussbaum, M.A., Smith-Jackson, T., Songer, A., Wakefield, R. and Mills, T. (2005). A Socio-technical systems approach to innovation in construction safety and health. Industrial Engineering Research Conference.  Atlanta, Georgia, May, 2005.
66. Lee, Y.S., Ryu, Y.S., Smith-Jackson, T.L., Shin, D.J., Nussbaum, M.A. and Tomioka, K. (2005) Usability testing with cultural groups in developing a cell phone navigation system.  Proceedings of the 11th International Conference on Human-Computer Interaction (HCII ‘05). Las Vegas NV, July 2005.  CD-ROM (not paginated).
67. Krausman, A. and Nussbaum, M.A. (2005) Effects of chemical protective clothing on task performance using wearable input devices.  Proceedings of the 49th Annual Human Factors and Ergonomics Conference. Orlando, FL, September 26-30, pp. 651-655.
68. Perez, M.A. and Nussbaum, M.A. (2005) Prediction of 2-D lift motions using artificial neural networks: an evolutionary approach. Proceedings of the 49th Annual Human Factors and Ergonomics Conference. Orlando, FL, September 26-30, pp. 1405-1409.
69. Singh, N., Nussbaum, M.A., Lin, D. and Madigan, M.L. (2005) Effect of localized neuromuscular fatigue induced at different joints on postural control and recovery. Proceedings of the 49th Annual Human Factors and Ergonomics Conference. Orlando, FL, September 26-30, pp. 1306-1310.
70. Wilson, E.L., Madigan, M.L., Davidson, B.S., Nussbaum, M.A. (2005) Lumbar extensor fatigue changes postural recovery strategy. International Society of Biomechanics XXth Congress, Cleveland, OH, August 1-5.
71. Nussbaum, M.A. and Yassierli (2006) Aging and intermittent work capacity. Proceedings of the NIOSH NORA 2006 Symposium. Washington, CD, April 18-20, 2006. Poster #0103, pp. 258-259.
72. Davidson, B.S., Madigan, M.L., Nussbaum, M.A. (2006) Localized changes in joint kinematics during quiet standing following lumbar extensor fatigue. 5th Annual Graduate Student Symposium of the VT-WF School of Biomedical Engineering and Sciences, Wake Forest University. May 11, 2006. (abstract only)
73. Bieryla, K.A., Madigan, M.L., Nussbaum, M.A. (2006) Repeated exposure to a simulated trip improves trip recovery performance.  5th Annual Graduate Student Symposium of the VT-WF School of Biomedical Engineering and Sciences, Wake Forest University. May 11, 2006. (abstract only)
74. Bieryla, K.A., Madigan, M.L. and Nussbaum, M.A. (2006) Trip recovery: can we improve it through practice to prevent falls? Proceedings of the Virginia Academy of Sciences.  Blacksburg, VA. May 25, 2006. (abstract only)
75. Davidson, B.S., Madigan, M.L. and Nussbaum, M.A. (2006) Changes in balance with low back fatigue. Proceedings of the Virginia Academy of Sciences.  Blacksburg, VA. May 25, 2006. (abstract only)
76. Zhang, H.B. and Nussbaum, M.A. (2006) Identification of the effects of localize muscle fatigue on postural sway through wavelet analysis.  Proceedings of the Virginia Academy of Sciences.  Blacksburg, VA. May 25, 2006. (abstract only)
77. Bieryla, K.A., Madigan, M.L. and Nussbaum, M.A. (2006) A feasibility study of trip recovery training as a fall prevention intervention. Proceedings of the American Society of Biomechanics Annual Conference. Blacksburg, VA. September 6-9, 2006. (CD only, not paginated)
78. Davidson, B.S., Madigan, M.L. and Nussbaum, M.A. (2006) Analysis of joint kinematics during quiet standing following localized lumbar extensor fatigue. Proceedings of the American Society of Biomechanics Annual Conference. Blacksburg, VA. September 6-9, 2006. (CD only, not paginated)
79. Nussbaum, M.A. (2006) Needs for and potential applications of basic biomechanics research in occupational biomechanics. Invited Symposium speaker (“Future Directions in Occupational Biomechanics”). Proceedings of the American Society of Biomechanics Annual Conference. Blacksburg, VA. September 6-9, 2006. (CD only, not paginated)
80. Singh, N. and Nussbaum, M. (2006) Influence of visual and somatosensory inputs on the frequency distribution of sway during quiet standing Proceedings of the American Society of Biomechanics Annual Conference. Blacksburg, VA. September 6-9, 2006. (CD only, not paginated)
81. Qu, X., Nussbaum, M.A. and Madigan, M.L. (2006) Interpretation of human balance control based on an optimal control model. Proceedings of the American Society of Biomechanics Annual Conference. Blacksburg, VA. September 6-9, 2006. (CD only, not paginated)
82. Kim, H.N., Nussbaum, M.A., Seol, H., Kim, S. and Smith-Jackson, T.L. (2006) Risk assessment of panelized wall systems in residential construction using critical incident technique. Proceedings of the 50th Annual Human Factors and Ergonomics Conference. San Francisco, CA. October 16-20, pp. 2222-2226.
83. Kim, S., Hurley, M., Nussbaum, M.A., Hughes, L. and Babski-Reeves, K. (2006) Residential wall panel designers’ knowledge and attitudes toward ergonomics. Proceedings of the 50th Annual Human Factors and Ergonomics Conference. San Francisco, CA. October 16-20, pp. 1892-1896.
84. Lee, Y.S., Jhangiani, I., Smith-Jackson, T.L., Nussbaum, M.A. and Tomioka, K. (2006) Design considerations for accessible mobile phones. Proceedings of the 50th Annual Human Factors and Ergonomics Conference. San Francisco, CA. October 16-20, pp. 2178-2182.
85. Lin, D., Seol, H., Nussbaum, M.A. and Madigan, M. (2006) Reliability of COP-based postural sway measures. Proceedings of the 50th Annual Human Factors and Ergonomics Conference. San Francisco, CA. October 16-20, pp. 1336-1340.
86. Ryu, Y.S., Lee, Y.S., Smith-Jackson, T., Nussbaum, M.A. and Tomioka, K. (2006) User centered design and testing methods for the development of the menu system for mobile phones. Proceedings of the 50th Annual Human Factors and Ergonomics Conference. San Francisco, CA. October 16-20, pp. 2183-2186.
87. Qu, X., Nussbaum, M.A. and Madigan, M. (2006) Analysis of human postural control during spontaneous sway using an optimal control model. Proceedings of the 50th Annual Human Factors and Ergonomics Conference. San Francisco, CA. October 16-20, pp. 1137-1141.
88. Nussbaum, M.A. and Shewchuk, J.P. (2006) Developing a decision support tool for ergonomic construction design. Occupational Biomechanics Symposium: Celebrating 35 Years of Progress and Looking Toward the Future.  Ann Arbor, MI, November 16-17.
89. Nussbaum, M.A. (2006) Repetitive work cycles and localized muscle fatigue. Ergonomic Interventions and Research: Preventing Musculoskeletal Disorders.  San Francisco, CA, December 14-15.
90. Davidson B.S., Madigan M.L. and Nussbaum M.A. (2007) Identification and stability analysis of the postural control system during small magnitude perturbations: the effects of aging and muscle fatigue. 6th Annual Graduate Student Symposium of the VT-WF School of Biomedical Engineering and Sciences, Virginia Tech.  May 10, 2007
91. Ryu, Y.S., Babski-Reeves, K., Smith-Jackson, T.L. and Nussbaum, M.A. (2007) Enhancing the mobile phone usability questionnaire (MPUQ) with a multi-criteria decision making method.  Proceedings of the Human Computer Interaction International Conference (HCII), Beijing China.  July 22-27, pp. 95-97.
92. Anderson, D.E., Madigan, M.L. and Nussbaum, M.A. (2007) A model of maximal voluntary joint torque variation with joint angle and angular velocity. Proceedings of the American Society of Biomechanics 31st Annual Conference. Stanford, CA. August 22-25.
93. Davidson, B.S., Madigan, M.L. and Nussbaum, M.A. (2007) Changes in the postural control system following localized muscle fatigue: a time-delayed stability analysis.  Proceedings of the American Society of Biomechanics 31st Annual Conference. Stanford, CA. August 22-25.
94. Kim, S. and Nussbaum, M.A. (2007) Sensitivity and reliability of local dynamic stability: effects of age and altered sensory conditions.  Proceedings of the Human Factors and Ergonomics Society 51st Annual Meeting. Baltimore, MD. October 1-5, pp. 899-903.
95. Zhang, H. and Nussbaum, M.A. (2007) Identification of aging effects on the control of upright stance using a local maximum wavelet transform method. Proceedings of the Human Factors and Ergonomics Society 51st Annual Meeting. Baltimore, MD. October 1-5, pp. 40-44.
96. Davidson, B.S., Madigan, M.L., Southward, S.C. and Nussbaum, M.A. (2008) Identification and stability analysis of the postural control system during small magnitude perturbations.  Proceedings of the ASME 2008 Summer Bioengineering Conference (SBC2008), Marco Island, FL.  June 25-29 (CD only, not paginated; 2 pp.).
97. Anderson, D.E., Madigan, M.L. and Nussbaum, M.A. (2008) A novel technique to determine gravitational and passive joint torques from dynamometer-measured passive torque data.  Proceedings of the North American Conference on Biomechanics, Ann Arbor, MI.  August 5-9 (online only, not paginated; 2pp.).
98. Kim, S., Nussbaum, M.A. and Madigan, M.L. (2008) Effects of lumbar extensor fatigue on postural control assessed with fractal analysis.  Proceedings of the North American Conference on Biomechanics, Ann Arbor, MI.  August 5-9 (online only, not paginated; 2pp.).
99. Matrangola, S.L., Madigan, M.L., Davidson, B.S. and Nussbaum, M.A. (2008) Correlation between postural sway during quiet standing and balance recovery after small perturbations.  Proceedings of the North American Conference on Biomechanics, Ann Arbor, MI.  August 5-9 (online only, not paginated; 2pp.).
100. Na, S., Chung, M.K., Kee, D. and Nussbaum, M.A. (2008) The effect of external loads on whole body discomfort.  Proceedings of the North American Conference on Biomechanics, Ann Arbor, MI.  August 5-9 (online only, not paginated; 2pp.).
101. Jia, B., Barker, L.M., Kim, S., Agnew, M.J. and Nussbaum, M.A. (2008) Ergonomic design in hospital beds: comparison of brake pedal design and steering-assistance features.  Proceedings of the Human Factors and Ergonomics Society 52nd Annual Meeting.  NY, NY.  September 22-26, pp. 1040-1044.
102. Zhang, H. and Nussbaum, M.A. (2008) Frequencies in center of pressure time series above 1Hz during quiet upright stance reflect the use of a hip strategy.  Proceedings of Human Factors and Ergonomics Society 52nd Annual Meeting.  NY, NY.  September 22-26, pp. 1088-1092.
103. Horton, L.M., Mehta, R.K., Kim, S., Agnew, M.J. and Nussbaum, M.A. (2009) Effects of alternative hospital bed design features on physical demands.  Proceedings of the Industrial Engineering Research Conference (IERC). Miami, FL.  May 30 – June 2. pp. 937-942.
104. Kim, S., Jia, B. and Nussbaum, M.A. (2009) Hand forces and trunk motion during panelized wall construction.  Proceedings of the Industrial Engineering Research Conference (IERC). Miami, FL.  May 30 – June 2. pp. 943-948.
105. Kim, S., Jia, B. and Nussbaum, M.A. (2009) Perceived physical demands during residential construction using panelized walls.  Proceedings of the Industrial Engineering Research Conference (IERC). Miami, FL.  May 30 – June 2. pp. 931-936.
106. Kleiner, B., Nussbaum, M., Smith-Jackson, T., Songer, A., Nieto, A., Mills, T., Burdisso, R., Hindman, D., Young-Corbett, D. and Vorster, M. (2009) A socio-technical systems approach to innovation in construction safety and health: a formative evaluation.  Proceedings of the Industrial Engineering Research Conference (IERC). Miami, FL. May 30 – June 2.  Abstract only.
107. Littlejohn, R.A.N., Babski-Reeves, K.L. and Nussbaum, M.A. (2009) Thermographic assessment of the forearm during and following a data entry task.  Proceedings of the Industrial Engineering Research Conference (IERC). Miami, FL.  May 30 – June 2. pp. 919-924.
108. Wojcik, L.A., Lin, D., Nussbaum, M.A., Shibata, P.A. and Madigan. M.L. (2009) Age and gender differences in the effects of localized muscle fatigue on joint torques used during bipedal stance, Proceedings of the ASME 2009 Summer Bioengineering Conference, American Society of Mechanical Engineers, Lake Tahoe, CA, June 17-21. SBC2009-204239. CD only, not paginated, 2pp.
109. Tanaka, M.L., Nussbaum, M.A. and Ross, S.D. (2009) Determining the threshold of stability during unstable sitting, Proceedings of the ASME 2009 Summer Bioengineering Conference, American Society of Mechanical Engineers, Lake Tahoe, CA, June 17-21. SBC2009-203655. CD only, not paginated, 2pp.
     
     

1. Jia, B., Kim, S. and Nussbaum, M.A. (2009) Influence of panelized wall mass and wall erection tasks on physical demands in residential construction: muscle activity and trunk kinematics.  To be presented at the International Ergonomics Association.  Beijing, China.  August 9 – 14.
2. Lee, Y.S., Smith-Jackson, T.L. and Nussbaum, M.A. (2009) Multidimensional training system evaluation using the Revised Bloom’s Taxonomy.  To be presented at the Human Factors and Ergonomics Society Annual Meeting.  San Antonio, TX.  October 19 – 23.
   
   

1. Nussbaum, M.A. (1998) Center of Mass. Industrial and Occupational Ergonomics: Users Encyclopedia, Mital, A. (ed.), The International Journal of Industrial Engineering.
2. DiDomenico, A., and Nussbaum, M.A. (1998) Intraabdominal Pressure. Industrial and Occupational Ergonomics: Users Encyclopedia, Mital, A. (ed.), The International Journal of Industrial Engineering.
3. Dieën, J.H. van and Nussbaum, M.A. (2004) Trunk.  In Working Postures and Movements: Tools for Evaluation and Engineering, Delleman, N.J., Haslegrave, C.M. and Chaffin, D.B. (eds.), CRC Press LLC, Boca Raton, FL, pp. 109-141.
4. Nussbaum, M.A. and Dieën, J.H. van (2006) Physical Ergonomics.  The Mechanical Engineers’ Handbook (3rd Edition), Kutz, M. (ed.), Wiley & Sons, Inc., Hoboken, NJ, pp. 762-781.
   

1. Ergonomic Assessment of Office Operations. Nussbaum, M.A., and Monroe, K.A. Presented at the 28th Annual Big Ten Printing Conference, Ann Arbor, MI, 1994.
2. Case Studies in the Measurement of Low Back Muscular Fatigue. Sponsored by the American Automobile Manufacturers Association, Ergonomics Task Group, Muscle Fatigue Workshop, Detroit, MI (July 22-23, 1997).
3. Use of Electromyography to Estimate Lumbar Muscle Forces During Unconstrained Exertions. Sponsored by NIOSH, Division of Safety Research, Protective Technology Branch, Morgantown, WV (July 30, 1997).
4. Artificial neural networks for analysis and simulation of lumbar muscle coordination.  North Carolina State University, Department of Industrial Engineering, Raleigh, NC (February 26, 1999).
5. Current Trends in Ergonomics Research and Legislation .  Presented at the Central Virginia Section of the American Industrial Hygiene Association, Richmond, VA (April 27, 2000).
6. Biomechanics of the Shoulder and Neck.  Presented as part of a 1-day Ergonomics Seminar at the State-of-the-Art Conference (SOTAC), Nashville, TN.  Sponsored by the American College of Occupational and Environmental Medicine and the Academy of Industrial Hygiene.  (October 29, 2000).
7. Practical tools for ergonomic assessment and evaluation .  Presented at the Virginia Occupational Safety and Health Conference (VOSH), Portsmouth, VA.  Sponsored by the Virginia Department of Labor and Industry.  (June 28, 2001).
8. Localized Muscle Fatigue: Current Issues and Research.  Invited Seminar (1 hr) presented to Army Research Laboratory, Human Research and Engineering Directorate, Aberdeen Proving Ground, MD, as part of Professional Development Seminar Series. (February 12, 2002)
9. Development and evaluation of models for prediction of lumbar muscle activity and coordination.  Invited Seminar (1 hr) presented to the Department of Mechanical and Industrial Engineering, University of Illinois at Urbana-Champaign.  (April 2, 2002)
10. Localized muscle fatigue:  Current issues, research, and applications.  Invited Seminar (1 hr) presented to the Department of Industrial Engineering, SUNY Buffalo. (March 12, 2004)
11. Measuring and predicting localized muscle fatigue during complex tasks performed at low-moderate levels of exertion.  Invited Seminar (1 hr) presented to the Center for Ergonomics, Industrial and Operations Engineering, The University of Michigan, Ann Arbor. (November 9, 2004)
12. Needs for and potential applications of basic biomechanics research in occupational biomechanics. Invited Symposium speaker (“Future Directions in Occupational Biomechanics”). Proceedings of the American Society of Biomechanics Annual Conference. Blacksburg, VA. September 6-9, 2006. (CD only, not paginated)
    
13. Developing a decision support tool for ergonomic construction design.  Invited speaker (1/2 hour) at the Occupational Biomechanics Symposium: Celebrating 35 Years of Progress and Looking Toward the Future, Ann Arbor, MI. (November 16-17, 2006)
    
14. Repetitive work cycles and localized muscle fatigue.  Invited speaker (3/4 hour) at the UC Berkeley Center for Occupational and Environmental Health’s Continuing Education Program - Ergonomic Interventions and Research: Preventing Workplace Musculoskeletal Disorders, San Francisco, CA. (December 14-15, 2006).
15. A decision support tool for ergonomic construction design: conceptual approach and preliminary results.  Invited Seminar (1 hr) presented to the Department of Industrial Engineering, University at Buffalo, Buffalo, NY. (April 18, 2008)
16. A decision support system for ergonomic construction design: development and initial results. Invited Keynote (1 hr) presented at the 6th Annual Paul S. Richards, MD, Endowed Distinguished Visiting Lectureship in Occupational Medicine, University of Utah (April 16, 2009)