Federal update: DOJ partially rescheduled medical cannabis to Schedule III (April 28, 2026 final order). State-licensed medical operators may apply for expedited DEA registration through June 27, 2026; DEA hearing on full rescheduling set for June 29, 2026.

Cannabis History — Prohibitionists, Reformers, Scientists

The bureaucrat who built prohibition. The activists who dismantled it. The scientists who decoded the plant. Cannabis history was made by specific people making specific choices.

Cannabis history is often told as a story of forces — racial panic, bureaucratic inertia, corporate greed, grassroots organizing. But forces operate through people, and the people in this story are extraordinary — sometimes heroically, sometimes monstrously, sometimes both.

Each biography below is sourced to primary documents, not hagiography. Where the record is ambiguous, we say so.

Prohibition Architects

Activists & Reformers

Scientists & Writers