Thank you for visiting the Repetitive Experiences and Behavior Lab (REBL) in the Department of Psychology of Lewis College of Human Sciences at Illinois Institute of Technology. The Director of REBL is Gregory S. Chasson, Ph.D., Associate Professor and Licensed Clinical Psychologist.

REBL is a clinical psychology research laboratory dedicated to psychosocial investigations of repetitive phenomena, such as repetitive behavior (e.g., compulsions, rituals, avoidance behavior, stereotypy, and habits) and repetitive internal experiences (e.g., intrusive thoughts, obsessions, preoccupations, and mental rituals).  As such, REBL specializes in research on obsessive-compulsive disorder, hoarding disorder, anxiety disorders and trauma, and autism spectrum disorders.