He earned a Ph.D. (1998) and an M.A. (1994) degrees in psychology from the University of Colorado, Boulder, USA, after receiving a B.A. degree (1991) with high honors and distinction in psychology from the University of Michigan, Ann Arbor, USA. As a cognitive psychologist, Dr. Rettinger has a range of research interests that include judgment and decision making, academic integrity, and in general, moral decision making. In particular, he has undertaken a line of research that examines college students’ decision to cheat on exams.