One in seven Americans uses some sort of CBD product. 94 percent of Americans support legalization of medical marijuana and 69 percent want total legalization. Whether it’s the hard-dying, fear-mongering lies spun by the War on Drugs and other prohibition campaigns or the utopian daydreams of long-time stoners and evangelists, we’re still confused about the leaf that we have been using for at least five-thousand years. Peter Grinspoon, physician and cannabis expert draws from a wealth of scientific research, clinical practice, and personal experience to demystify marijuana. He is a primary care physician and cannabis specialist at Massachusetts General Hospital and an instructor in Medicine at Harvard Medical School. He regularly appears as an expert on Good Morning America, NPR’s All Things Considered, NBC Nightly News and C-SPAN’s Washington Journal and is quoted frequently in the NY Times, Washington Post, Boston Globe and the Wall Street Journal.