Mark B. Sobell, Ph.D., is a Senior Scientist and Associate Director for Treatment Research and Development at the Clinical Research and Treatment Institute of the Addiction Research Foundation in Toronto, Canada. In addition, he is a Professor in the Departments of Psychology and Behavioural Science at the University of Toronto.
Linda C. Sobell, Ph.D., is a Senior Scientist, Assistant Director for Research and Clinical Training, and Chief of the Guided Self-Change Unit at the Clinical Research and Treatment Institute of the Addiction Research Foundation in Toronto, Canada. In addition, she is a Professor in the Departments of Psychology and Behavioural Science at the University of Toronto, and is currently the President-elect of the Association for Advancement of Behavior Therapy.
Together, the Sobells have authored/edited five books, written more than 100 journal articles and 35 book chapters, been members of several editorial boards, led many workshops and consulted widely. They are nationally and internationally recognized for their work in the area of addictive behaviors.