RTI International
			Substance Abuse Treatment Evaluations and Interventions
			PO Box 12194
			
			Research Triangle Park, 
			NC
			USA
			27709-2194
			wmw@rti.org
			
			
Biographical Sketch:
RTI International 1990-present
 Senior Director, Substance Abuse Treatment Evaluations and Interventions Research Program          (1999  to date). 
 Senior Research Psychologist (1996 to 1998) 
 Research Psychologist (1990 to 1996) 
Authored or co-authored over 50 publications in peer-reviewed journals.
Principal Investigator on multiple NIH domestic and international grants