Human use of cannabis dates back to tens of thousands of years ago. And the drug wasn’t just used in medicinal or recreational settings, but also as part of religious ceremonies and ingested by warriors before wartime battle. We speak with pharmacology expert Dr. Richard Miller about the drug’s global history and its prohibition in the U.S. over the last 70 years.


  • Dr. Richard Miller, professor of pharmacology, Northwestern University Feinberg School of Medicine.

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