College of Business and Innovation

Jenell Lynn-Senter Wittmer, Ph.D.

Dr. Jenell Wittmer

Associate Professor
Office: Stranahan Hall - 2013
Telephone: (419) 530 - 2264


Jenell L. S. Wittmer, Ph.D. is an Industrial/Organizational Psychologist holding degrees from Wayne State University and the College of Charleston, SC. She is an Associate Professor of Management in the College of Business and Innovation at the University of Toledo, having received multiple awards in the areas of teaching, research, and community service. Her areas of teaching include Human Resources, with a special focus on Training and Development, Leadership Development, Organizational Behavior, and Results Based Management. 

Dr. Wittmer’s program of research focuses on nonstandard employment (including part-time work, shift work, and nonstandard schedules), work-life conflict, the successful employment of people with disabilities, leadership and managerial development, applied statistics and measurement. She has recently published in Organizational Research Methods, Journal of Organizational Behavior, Journal of Occupational and Organizational Psychology, Journal of Vocational Behavior, Human Relations, Human Resource Management, Training and Development, and Journal of Business and Psychology.

Dr. Wittmer is a certified as an assessor for Managerial Assessment Centers, having coordinated and led assessments with the American Society of Employees. She is an expert in mid-level managerial coaching and development, with numerous clients in multiple industries, such as public schools, auto, retail, banking, manufacturing, and third-party distribution. She regularly serves as a consultant and speaker on such topics as leadership development, team leadership, disabilities awareness and strategic advantage, training and development for small businesses, and personal communication styles.  Dr. Wittmer has also held several board of directors positions and currently sits on the board of the Ohio Business Leadership Network. 

Wayne State University, Detroit, MI
Ph.D. in Industrial Organizational Psychology, 2008
Dissertation Title: Partial Inclusion Theory: An Application and Extension to Part-Time Groups

Wayne State University, Detroit, MI
M.A. in Industrial Organizational Psychology, 2005
Thesis Title: Factors Affecting Turnover in Different Groups of Part-Time Workers

College of Charleston Honor’s Program, 2003, Charleston, SC 

Nonstandard Employment/Schedules

Work-Life Conflict

Emotional Intelligence


Successful Employment of People with Disabilities

Advanced Statistics

Wittmer, J. L. S., Shepard, A., & Martin, J. E. (In Press) Congruence with Work Schedule Preferences on Scheduling Attitudes and Retention Indicators in Shift Workers. American Journal of Business.

Wittmer, J. L. S., Shepard, A., Martin, J. E. (2014). An Application of Mobley's Intermediate Linkages Turnover Model to a Full-time Employee Group Typology. Journal of Occupational and Organizational Psychology, 87(4),806-812.

Wittmer, J. L. S., & Rudolph, C. W. (2014). The Impact of Diversity on Career Transitions over the Life Course. In Hughes, C. (Ed.) Impact of Diversity on Organization and Career Development, IGI Global, pp. (151-185).

Wittmer, J. L. S., Martin, J. E. (2013). Lessons Learned From a Part-Time Worker Typology Applied to Full-Timers. American Journal of Business, 28(2), 210-232.

Wittmer, J. L. S., Sinclair, R. R., Martin, J. E., Tucker, J. S., Lang, J. (2012). Shared Safety Concerns and Organizational Effectiveness: Moderating Role of Resource Constraints. Journal of Organizational Behavior, 34(3), 370-388, DOI: 10.1002/job.1807.

Martin, J. E., Sinclair, R., Lelchook, A. M., Wittmer, J. L. S., Charles, K. (2012). Nonstandard Work Schedules and Retention in the Entry-Level Hourly Workforce. Journal of Occupational and Organizational Psychology, 85(1), 1-22. 

Wittmer, J. L.S. (November, 2011). Taking a Walk in Our Shoes: Disabilities Awareness Training, Training & Development, 56-59. 

Martin, J. E., & Wittmer, J. L. S., Lelchook, A. M. (2011). Satisfaction with Days Worked Where Sundays are Scheduled. Human Relations, 64(7), 901-926.

Wittmer, J. L. S., & Martin, J. E. (2011a). Effects of Scheduling Perceptions on Attitudes and Mobility in Different Part-time Employee Types. Journal of Vocational Behavior, 78(1), 149-158.

Wittmer, J. L. S., & Martin, J. E. (2011b). Work and Personal Role Involvement of Part-time Employees: Implications for Attitudes and Turnover Intentions. Journal of Organizational Behavior, 32(5), 767-787.

Wittmer, J. L. S., Martin, J. E., Tekelab, A. G. (2010). Procedural Justice and Work Outcomes in a Unionized Setting: The Mediating Role of Leader-Member Exchange. American Journal of Business, 25(2), 55-69.

Wittmer, J. L. S., & Martin, J. E. (2010).Emotional Exhaustion among Employees Without Social or Client Contact: The Key Role of Nonstandard Work Schedules. Journal of Business and Psychology, 25(4), 607-623.

Yan, J., Hopkins, M. M., & Wittmer, J. L. S. (2010). Linking Human Capital to Competitive Advantages through Flexibility in a Manufacturing Firm’s Supply Chain. Human Resource Management, 49(5), 1-25.

Wittmer, J. L. S., & Wilson, L. (2010, February). Turning Diversity into Dollars: A Business Case for Hiring People with Disabilities. Training & Development, 58-61.

LeBreton, J. M., & Senter, J. L. (2008). Answers to questions about interrater reliability & agreement.  Organizational Research Methods, 11, 815-852.

*Awarded Best Article of the Year Award 2008 by Sage Publications. Currently third most cited article in the history of Organizational Research Methods.    

*Awarded 2014 Sage Publications/Robert McDonald Advancement of Organizational Research Methodology Award

Senter, J. L., & Martin, J.E. (2007). Factors affecting turnover in different groups of part-time workers.  Journal of Vocational Behavior, 71, 45-68. 

Human Resources

Organizational Behavior


2014   Sage Publications/Robert McDonald Advancement of Organizational Research Methodology Award

2014   College of Business and Innovation Simonette Graduate Teaching Award Winner

2013   College of Business and Innovation DeJute Undergraduate Teaching Award Winner

2012   College of Business and Innovation James A. Brunner Service Award Winner

2011   Recognized by the President of the University of Toledo as an Outstanding Junior Faculty Member

2011   College of Business and Innovation Outstanding Junior Research Award

2010   Recipient of the Best Paper Award: Human Resources Division, Institute of Behavioral and Applied Management Conference

2009   Recipient of the Best Article of the Year Award for 2008 by Sage Publications

2009   Recipient of the Summer University Research and Fellowship Award, University of Toledo’s Office of Research Development

Last Updated: 6/30/19