Ex;plorations in ergot fungus

On the following Monday, he deliberately swallowed a dose of LSD and rode his bicycle home as the effects of the drug overwhelmed him. That day, April 19, later became memorialized by LSD enthusiasts as “bicycle day.”

Dr. Hofmann’s work produced other important drugs, including methergine, used to treat postpartum hemorrhaging, the leading cause of death from childbirth. But it was LSD that shaped both his career and his spiritual quest.

Albert Hoffman, dead at 102.