Humphreys, K. (2004, November). Addiction treatment research: What do w e really know ? Plenary talk at the ceremony commemorating the retirement of Griffith Edw ards as editor of Addiction. Society for the Study of Addiction, York, UK.
Humphreys, K. (2004, October). Dr. Smith goes to Washington: How psychological science informs Federal alcohol and drug policy. Colloquium at the Prevention Research Center, Berkeley, California.
Humphreys, K., & Gifford, E. (2004, October). How can religious and mutual help organizations combat troublesome use of substances? Paper presented at Robert Wood Johnson Foundation/University of New Mexico CACTUS conference, Alburquerque, New Mexico.
Humphreys, K. (2004, October). Keynote address at the 1 Plains, New York.
Tw elve-step groups, spirituality, and recovery from addiction. Annual Scientific Conference on Addiction Medicine, White
Humphreys, K. (2004, June). Substance use self-help groups: Current know ledge and future directions. Opening address, self-help group research pre-conference, Research Society on Alcoholism, Vancouver, British Columbia.
Humphreys, K. (2004, April). Storytelling in an alcohol self-help organizations. Conference on New Directions in Alcohol, Carnaerfon, Wales, UK.
Humphreys, K. (2004, April). 12-step philosophy and its impact in the United States. National Addiction Centre, London, UK.
Humphreys, K. (2004, March). Nature, effectiveness and mediators of mutual help groups for substance abuse. Colloquium at the Department of Psychology, George Washington University, Washington, DC.
Humphreys, K. (2003, October). National outcome evaluations of substance abuse treatment systems: What do w e know and w hat do w e need to know ? Plenary symposium, American Society of Addiction Medicine, Washington, DC.
Humphreys, K. (2003, May). Do exclusion criteria reduce the generalizability of alcohol treatment research? Colloquium at the Canadian Addiction and Mental Health Institute, Toronto.
H u m p h r e y s , K . ( 2 0 0 3 , F e b r u a r y ) . N e v e r s w e a r b a c k a t a p r e s i d e n t : G u i d e l i n e s f o r i n f l u e n c i n g t h e federal policy making process. Psychology Association, UCSF. Presentation to the San Francisco Bay Area Community
Humphreys, K. (2002, November). Tow ards evidence-based practices and policies related to addiction self-help organizations. State Systems Development Conference, Washington DC.
Humphreys, K. (2002, October). The future of alcohol treatment systems. Colloquium at the Centre for Social Research on Alcohol and Drugs. Stockholm, Sw eden.
Humphreys, K. (2002, October). Behavioral components of addiction. California Society of Addiction Medicine Conference, New port Beach, California.
Kelly, J.F. & Humphreys, K. N. (2002, October). Substance use disorders and juvenile justice. Institute presentation, American Association of Child & Adolescent Psychiatry Conference, San Francisco.