Craig Reinarman is Professor of Sociology and Legal Studies at the University of California, Santa Cruz. He earned his B.S. in Economics at Babson College, his M.A. in Sociology at San Francisco State University, and his PhD in Sociology at the University of California, Santa Barbara. He was a Postdoctoral Fellow in Public Health at the University of California, Berkeley. He has been a Visiting Professor at the University of Utrecht and the University of Amsterdam, and a Visiting Scholar at the Center for Drug Research at the University of Amsterdam; a member of the Board of Directors of the College on Problems of Drug Dependence; a consultant to the World Health Organization's Programme on Substance Abuse; and a principal investigator on research grants from the National Institute of Drug Abuse and the National Institute of Justice. Dr. Reinarman is the author of American States of Mind (Yale University Press, 1987) and co-author of Cocaine Changes (Temple University Press, 1991) and Crack in America (University of California Press, 1997). His most recent book is an anthology of critical addiction studies called Expanding Addiction, co-edited with Robert Granfield (Routledge 2015). He has published numerous articles on drug use, law and policy in such journals as Theory and Society, the British Journal of Addiction, the International Journal of Drug Policy, the American Journal of Public Health, and Addiction Research and Theory.