Debby Zweig is a clinical psychologist registered with the College of Psychologists of Ontario since 1985. Dr. Zweig was granted her Ph.D. from the University of Minnesota in 1984. She is also a member of the Canadian Psychological Association, the Ontario Psychological Association, the Association for Behavioural and Cognitive Therapies and the Anxiety and Depression Association of America.

Dr. Zweig, until 2017, was a staff psychologist at Mackenzie Health Hospital’s Shaw Clinic, Child and Family Services which she headed for 20 years until 2012. In that role, she also was a clinical supervisor of doctoral students in clinical psychology programs. From 2012-2024, Dr. Zweig worked at OISE/University of Toronto where she was a faculty member of the Applied Psychology and Human Development Department and Director of a doctoral psychology residency training program.

Dr. Zweig currently maintains a part-time private practice providing general psychological services for children, adolescents and adults, with a specialization in the treatment of Anxiety Disorders (including OCD).

Psychological services are only being provided in a virtual format.