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Gary A. Zarkin

Vice President, Behavioral Health and Criminal Justice

Gary A. Zarkin, PhD, has led or participated in several projects involving the economic analysis of drug treatment, prevention, and studies of workplace substance abuse. Dr. Zarkin has published several papers on the cost, cost-effectiveness, and the benefit-cost of substance abuse interventions. He is currently the PI on a grant funded by NIAAA to estimate the cost and cost-effectiveness of the COMBINE intervention, and he is the project director of the State Outcomes Measurement and Management System contract with SAMHSA. He previously led the development of a new method to estimate the cost of services for methadone treatment. Before coming to RTI, Dr. Zarkin was an assistant professor of economics and a research associate professor of statistics at Duke University. He has published on economics, substance abuse, and health service topics in a wide range of professional journals.


PhD, Economics, University of Chicago; MA, Economics, University of Chicago; BA, Economics, University of Washington.

Latest Publications

Zarkin, G.A., Cowell, A.J., Hicks, K.A., Mills, M.J., Belenko, S., Dunlap, L.J., et al. (2015). Lifetime benefits and costs of diverting substance-abusing offenders from state prison. Crime and Delinquency, 61 (6):829-850.
Hinde, J.M., Bray, J.W., Aldridge, A., & Zarkin, G.A. (2015). The impact of a mandated trauma center alcohol intervention on readmission and cost per readmission in Arizona. Medical Care, 53 (7):639-645.
Zarkin, G., Bray, J., Hinde, J., & Saitz, R. (2015). Costs of screening and brief intervention for illicit drug use in primary care settings. Journal of Studies on Alcohol and Drugs, 76 (2):222-228.
Roy-Byrne, P., Bumgardner, K., Krupski, A., Dunn, C., Ries, R., Donovan, D., West, I.I., Maynard, C., Atkins, D.C., Graves, M.C., Joesch, J.M., & Zarkin, G.A. (2014). Brief intervention for problem drug use in safety-net primary care settings: A randomized clinical trial. JAMA, 312 (5):492-501.
Bray, J.W., Zarkin, G.A., Hinde, J.M., & Mills, M.J. (2012). Costs of alcohol screening and brief intervention in medical settings: A review of the literature. Journal of Studies on Alcohol and Drugs, 73 (6):911-919.
View all publications by Gary A. Zarkin (76)


  • Substance Abuse Economics
  • Cost Analysis and Cost-Effectiveness
  • Cost-Benefit Analysis