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Faculty Profiles

Margaret Diddams, Wheaton College IL Provost

Margaret Diddams, Ph.D.

Provost and Professor of Psychology

On Faculty since 2016

Dr. Margaret DuPlissis Diddams '83 is Provost of Wheaton College (IL), a liberal arts college grounded in its Evangelical Christian faith tradition and located 30 miles west of Chicago. Reporting to the President, she is a member of the Senior Administrative Cabinet and holds faculty status as Professor of Psychology.

She oversees the undergraduate and graduate programs of Wheaton College. She is also responsible for the Registrar and Student Advising, Global and Experiential Learning, Institutional Research, the Library and Archives, theologically grounded vocational exploration programming, the Billy Graham Center, the Outdoor Center for Leadership at Honey Rock and the Black Hills Science Station.

Diddams is a 1983 graduate of Wheaton College with a Bachelor of Arts in Psychology. She earned a Master of Arts and Ph.D. in Industrial and Organizational Psychology from New York University.

Diddams started her academic career as an instructor and program coordinator in the Social-Organizational Psychology Department at Columbia University. She joined the faculty at Seattle Pacific University in 1993 and held the rank of Professor of Industrial / Organizational Psychology before becoming the Director of the Center for Scholarship and Faculty Development and then Assistant Provost. In addition to her academic work, Diddams has worked as a Senior Manager at Microsoft Corporation and founded DuPlissis & Diddams Associates, a consulting practice specializing in survey research, organizational development and executive coaching.


Ph.D., Industrial/Organizational Psychology, New York University, New York  
Thesis titled "Revisiting the 'Person' in Person-Environment Fit: An Investigation of Self and Organizational Goal Congruence."

M.A., Industrial/Organizational Psychology, New York University 

B.A. In Psychology, cum laude, Wheaton College, Wheaton, IL

Research Assistant: Minnesota Study of Twins Reared Apart, under the direction of Thomas Bouchard, Ph.D., University of Minnesota

Advanced Statistical Training: Structural Equation Modeling (Todd Little, Ph.D.), University of Kansas (Summer session)

Advanced Statistical Training: Hierarchical Linear Modeling (Ann A. O'Connell, Ed.D. & D. Betsy McCoach, Ph.D.), University of Connecticut (Summer session)

  • Society of Industrial/ Organizational Psychologists
  • Association for Psychological Science
  • Academy of Management
  • Leadership theory and practice
  • Work ideology, meaning and purpose
  • Finding respite in and from work; the modern meaning of sabbath-keeping

Diddams, M., & Chang, G. (2012). Only Human: Exploring the nature of weakness In authentic leadership. Leadership Quarterly, 23, 593 - 603.

Daniels, D., Diddams, M. & Van Duzer, J. (2011). A magnetic pull on the Internal compass: The moderating effect of moral self on the relationship between moral identity and ethical sensitivity. Journal of Religion and Business Ethics.

Diddams, M. (2011). Spirituality of management. In G. G. Scorgie (Ed). Dictionary of Christian Spirituality (pp 595-597). Grand Rapids Ml: Zondervan. Book selected as 2012 ECPA Christian Book of the year: Bible reference category.

Diddams, M., & Daniels, D. (2008). Good work with toil: A paradigm for redeemed work. Christian Scholars Review, 38, 64 - 82.

Kimball, J. S., & Diddams, M. (2007). Affect regulation as a mediator of attachment and deliberate self- harm. Journal of College Counseling, 10, 44-53.

Diddams, M., Whittington, J. L., & Davlgo, T. (2006). Creating In the name of God who creates. A whole life model of vocation & work. Journal of Management, Spirituality and Religion, 2, 310-331.

Diddams, M., Surdyk, L. K., & Daniels, D. (2004). Rediscovering models of Sabbath observance: Implications for psychological well-being. Journal of Psychology and Theology, 32(1 ), 3-11.

Diddams, M. & Whittington, J. L. (2003). Revisiting the meaning of meaningful work. Academy of Management Review, 28(3), 508-512.

Surdyk, L. K. & Diddams, M. (1999). Doing well by doing good: Career attainment and volunteerism. Journal of Volunteer Administration, 17(2), 11-24.

Korsgaard, M.A. & Diddams, M. (1996). The effect of process feedback and task complexity on personal goals, information searching, and performance Improvement. Journal of Applied Social Psychology, 26(21 ), 1889-1911.