Home / People / Peter GrinspoonStudy challenges validity of "gateway drug" theoryPeter GrinspoonMon, Jan 6Some of us have been saying for decades that the "gateway" theory is nonsense! I even wrote a blog about #cannabis as a gateway OUT of #addiction Link: https://t.co/NmDrAc8vfo https://t.co/cvJXfAixGc5330New research offers clues into the neurological reasons kids start using drugsRead More Discover Peter GrinspoonNewsCannabisPsychedelicsAddictionDispensaryHealthOpioidsScience