Mason Tvert is the cofounder and executive director of Safer Alternative for Enjoyable Recreation (SAFER) and the SAFER Voter Education Fund. He appears frequently in the news and travels the country promoting the "Marijuana Is Safer Than Alcohol" message. He resides in Denver, where he serves on the city's Marijuana Policy Review Panel, appointed by Mayor John W. Hickenlooper. Read Mason's blog on The Huffington Post at www.huffingtonpost.com/mason-tvert.