Professor and Section Director for Mental Health Policy, Department of Psychiatry and Behavioral Sciences, Stanford University. Senior Research Career Scientist, VA Health Services Research Center, Palo Alto. Honorary Professor of Psychiatry, Institute of Psychiatry, King's College, London. Research addresses the prevention and treatment of addictive disorders, the formation of public policy and the extent to which subjects in medical research differ from patients seen in everyday clinical practice. Extensively involved in the formation of public policy, having served as a member of the White House Commission on Drug Free Communities, the VA National Mental Health Task Force, and the National Advisory Council of the US Substance Abuse and Mental Health Services Administration. During the Obama Administration, spent a sabbatical year as Senior Policy Adviser, White House Office of National Drug Control Policy. Has also testified on numerous occasions in Parliament and advises multiple government agencies in the UK. Recipient of award: 2009 American Psychological Association Award for Distinguished Contribution to the Public Interest; with the authors of "Drug Policy and the Public Good", won the Award for Public Health Book of the Year, British Medical Association (2010).