Ed Rosenthal is a California horticulturist, author, publisher, and Cannabis grower known for his advocacy for the legalization of marijuana use. He served as a columnist for High Times Magazine during the '80s and '90s.

Rosenthal has been active in promoting and developing policies of civil regulation for medicinal marijuana. With the passage of California's pioneering Proposition 215 in 1996, which authorizes medicinal use of marijuana, he worked with the state and local governments to implement the delivery of pharmaceutical-grade cannabis to patients with a doctor's recommendation to use marijuana.

Rosenthal is also the author of numerous books about the cultivation of marijuana and teaches at Oaksterdam University.

Wikipedia article on Ed Rosental

EdRosenthal.com - His official website

Marijuana Grower's Handbook - His most popular book, on Amazon.com.

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Image shown is with his wife Jane Klein. Image is in the Public Domain and retrieved from Wikimedia Commons here. All text is courtesy of Wikipedia and licensed under Creative Commons 3.0 Attribution.