Over the course of his extensive professional career in the addiction field spanning over three decades, Dr. Washton has served as director of several nationally-known substance abuse treatment and research programs; and, as substance abuse consultant to professional sports, government agencies both foreign and domestic, media organizations, multinational corporations; the United States Food and Drug Administration, and subcommittees of the United States Senate, the United States House of Representatives, and the New York State Senate. Dr. Washton is licensed to practice psychology in both New York (Lic No. 006178) and New Jersey (Lic No. 35S100357400) and holds National Proficiency Certification in the Diagnosis and Treatment of Psychoactive Substance Use Disorders from the American Psychological Association, College of Professional Psychology. Dr. Washton is the author of numerous books and articles on addiction and its treatment.  

Dr. Washton has also served as Clinical Professor of Psychiatry at both New York Medical College and New York University School of Medicine. He is a former recipient of research grants from the National Institute on Drug Abuse and major pharmaceutical companies, and a postdoctoral fellowship grant from the National Institute of Mental Health.