Chris Conrad is a court-qualified expert witness on cannabis (marijuana) who has testified more than 100 times, and directs Safe Access Now. He is author of Hemp: Lifeline to the Future, Hemp for Health and Shattered Lives: Portraits from America's Drug War, and other books. A curator of the Hash-Marijuana-Hemp Museum in Amsterdam, he grew and processed cannabis legally in Europe and worked at the famous Cannabis Castle.
He has worked with legal medical marijuana patients, caregivers and support groups in California and consults regularly with doctors, attorneys and legislators. His latest booklet, Cannabis Yields and Dosage, explains basic principles of cultivation and consumption of medical marijuana as well as the legal issues. He is also expert on industrial hemp and personal marijuana use.