"Understanding Marijuana will deservedly be accorded a place among the most important reviews of the research on marijuana. Students as well as professionals will find this book of great interest and value. Earleywine's text educates, challenges, and stimulates. It is a must-read for those seeking to develop or extend awareness as well as understanding of marijuana."
-- Gerard J. Connors, Ph.D., Director and Senior Research Scientist, Research Institute on Addictions

"The author gives an accurate and balanced review of the scientific background to the medical and recreational uses of cannabis. The book provides a readable account of a large scientific literature, and will contribute usefully to the ongoing cannabis debate."
-- Leslie Iversen, FRS, Professor of Pharmacology, Oxford University, author of The Science of Marijuana

"Earleywine combines academic rigor, history, and poetic flair to produce a fascinating work."
-- Bruce Liese, Professor, Department of Family Medicine, University of Kansas, and co-author of Cognitive Therapy of Substance Abuse

"Understanding Marijuana is an intensely comprehensive, thought provoking, and accessible contribution by an obviously devoted scholar."
-- Todd O'Hearn, Ph.D., Director, Psychological Services, Yale University

"Earleywine provides a comprehensive review of the marijuana literature ranging from basic biological mechanisms of action to promising approaches to the prevention and treatment of marijuana problems. The range of topics covered is indeed impressive. Readers are provided with a vast array of information about this amazing 'green weed,' from its historical origins dating back to 8,000 B.C. to the present day."
-- from the foreword by G. Alan Marlatt, Ph.D., Professor of Psychology and Director, Addictive Behaviors Research Center, Univ. of Washington