He later served as president of the Association for Medical Education and Research in Substance Abuse (AMERSA) (1976–1977), the American Academy of Addiction Psychiatry (1991–1992), and the American Society of Addiction Medicine (1999–2001).
He subsequently acted as president of the Association for Medical Education and Research in Substance Abuse (AMERSA) (1976–1977), the American Academy of Addiction Psychiatry (1991–1992), and the American Society of Addiction Medicine (1999–2001).