John Chappel, MD
Professor of Psychiatry, University of Nevada Medical School
Fellow, American Society of Addiction Medicine
Dr. Chappel has disclosed that he has no significant relationships with or financial interests in any commercial companies pertaining to this educational activity.
Editor’s Note: For an elaboration of Dr. Chappel’s views on 12-step programs you can read “Twelve-step and mutual-help programs for addictive disorders” (Chappel JN - Psychiatr Clin North Am - 01-JUN-1999;22(2):425-46).