He is an expert in motivational interviewing techniques for adults with substance-abuse problems and has conducted over 2000 brief interventions with trauma patients. Currently funded by the Robert Wood Johnson Foundation, he is developing a curriculum for primary care residents and nurse-practitioner students to perform brief interventions for patients with diabetes. Dr. Dunn is a member of several professional organizations related to substance abuse and behavioral medicine, including the International Association of Motivational Interviewing Trainers. In 2003, he published a book entitled A Rapid Reference Guide to Lifestyle and Behavior Change.