“The drug finally produced faint illusions, chiefly ceiling as decorated with colored designs, and finally sleep.”

Excerpt from one of the earliest published book-length accounts of cannabis intoxication.

Timothy Leary's testimony during the Chicago Seven trial highlighted his controversial stance on psychedelics as tools for consciousness expansion.

An 18th-century Jesuit’s account of ayahuasca usage in the Amazon basin.

The psychologist William James takes a high dose of nitrous oxide and thinks about Hegel. A fascinating and hilarious early foray into the “trip report” genre.

John Huston’s 1946 film about recovery from wartime trauma, which was produced by the US government but never released. Portrays narcosynthesis, a precursor to psychedelic-assisted therapy,

Luisa de Álvarez de Toledo discusses the use of LSD in "combined therapy,” focusing on how LSD facilitates psychological insights.

Cohen’s 1966 UCLA speech on LSD in which he calls for “using the anthropological approach of insinuating a valuable drug of this sort into our culture.”

A recording of John C. Lilly's research on dolphins. Features sounds of Peter the dolphin after being given LSD.

Article in the January 3, 1963 issue of the News Call Bulletin about a Menlo Park woman’s positive experience with LSD-assisted psychotherapy.

Sidney Cohen’s 1965 UCLA speech on ESP and psychedelics.

Newspaper article from 1962 describing John C. Lilly’s research at the Communications Research Institute, where Lilly would later dose his dolphins with LSD.