Peter Grinspoon

Peter Grinspoon, M.D. is the author of the forthcoming book, "Seeing through the Smoke: A Cannabis Specialist Untangles the Truth about Marijuana." He is a primary care physician and cannabis specialist at Massachusetts General Hospital and an Instructor in Medicine at Harvard Medical School. He is a certified Health and Wellness Coach as well as a board member of the advocacy group Doctors for Cannabis Regulation, and has been providing medical cannabis care for patients for two decades.