Distinguished Professorship in Psychology: CGU Division of Behavioral & Organizational Sciences. MS and PhD from Northwestern University.
Has held many appointments, teaching at Michigan State University, Texas A&M University, Johns Hopkins University, the University of Arizona, and CGU. Has been a NATO Senior Scientist, a Fulbright Fellow to Brazil, and the Office of Naval Research. Served as chair of the Executive Committee for the Society of Experimental Social Psychology and as director of the Program in Social Psychology at the National Science Foundation. Has published several papers on the effects of drugs and disease on communities.
Advisor to UNODC, U.S. State Department, Colombo Plan, fellow of the American Psychological Association and the Association for Psychological Science, serves on the editorial boards of Human Communication Research and the Journal of Personality and Social Psychology. His research is funded by NIDA and the National Institute of Child Health and Human Development.