BIRMINGHAM, England — Half a century after Timothy Leary urged the world to “Turn on, tune in, drop out,” there’s a surge of interest in lysergic acid diethylamide, or LSD. The psychedelic drug was ...

On Dec. 21, 1967 — the winter solstice, when the sun’s annual perambulations through the zodiac had reached their most southerly point — light was dimming on the Summer of Love. In an unassuming pad ...

The first time that I took LSD, I accepted three and a half tabs on my tongue from a man dressed up in a monkey suit. Despite the hot summer weather, I raided the winter wardrobe of the house I was ...

Adapted from "The Last Man Takes LSD: Foucault and the End of Revolution" by Mitchell Dean and Daniel Zamora, Verso Books, May 2021. In the spring of 1975, Michel Foucault was set to lay claim to ...