This book clearly demonstrates authority in the field of international drug policy and draws predominantly on the latest evidence in doing so. It is a substantial contribution to an emerging policy issue with a plethora of new knowledge displayed throughout. Overall, I found this to be a vital addition to the canon of knowledge regarding cannabis policy change Dr Mark Monaghan Head of the Department of Social Policy, Sociology and Criminology, University of Birmingham The author has broadened the understanding of cannabis regulation when it comes to conflicts between consumer protection, private profit, and public health. He has successfully applied and enriched several theoretical concepts in the context of cannabis legalization, especially when it comes to 'the elephant in the room' - the wellness potential of cannabis on legal markets Vendula Belackova, PhD Drug Policy Researcher & Adjunct Senior Lecturer at the Social Policy Research Centre, University of New South Wales