Louis Hagopian

Dr. Louis Hagopian is a Professor in the Department of Psychiatry and Behavioral Sciences at Johns Hopkins University School of Medicine and Director of the Neurobehavioral Unit at Kennedy Krieger Institute. He specializes in treating behavioral dysfunction in individuals with intellectual and developmental disabilities (IDD), focusing on self-injury, aggression, and autism-related challenges. His work bridges clinical practice and translational research, emphasizing biological and environmental interactions in behavioral disorders.

• Education: PhD in Clinical Psychology from Virginia Tech; NIH Fellowship; pre-doctoral internship at Kennedy Krieger and Johns Hopkins University School of Medicine

Research interests include neuroimaging of reward systems in autism, behavioral treatment generalization, and clinical trials for treatment-resistant self-injury. NIH has funded his research continuously since 2004.

Key contributions span over 113 peer-reviewed articles, with recent work exploring operant behavior dynamics and neurobehavioral continuum care models. He leads multidisciplinary teams addressing severe problem behaviors in IDD populations.

Recipient of NIH grants and a board-certified Behavior Analyst, Dr. Hagopian’s work impacts clinical practice through evidence-based interventions and institutional programs like the Neurobehavioral Unit.