Steven R BelenkoSteven Belenko is Professor in the Temple University Department of Criminal Justice and adjunct Professor at the Department of Psychiatry at the University of Pennsylvania School of Medicine. He has conducted extensive research and pblished widely on drug abuse and crime, the impact of substance abuse on the adult and juvenile justice systems, drug policy, and developing and testing organizational change strategies to improve the implementation of drug treatment for offenders. In addition to numerous articles and book chapters, he is the sole author of two books on drug policy and coauthor of a recent book on implementation of drug treatment in community corrections. He is a Fellow of the Academy of Experimental Criminology.