Drugs

Stoned ape theory - a controversial theory first proposed by American ethnobotanist and mystic Terence McKenna in his 1992 book Food of the Gods. The theory claims that the transition from Homo erectus to Homo sapiens and the cognitive revolution was caused by the addition of psilocybin mushrooms, specifically the mushroom Psilocybe cubensis, into the human diet[3] around 100,000 years ago.

john marco allegro - an English archaeologist and Dead Sea Scrolls scholar. He was a populariser of the Dead Sea Scrolls through his books and radio broadcasts.

terence mckenna - an American ethnobotanist and mystic who advocated the responsible use of naturally occurring psychedelic plants.

Timothy Leary - was an American psychologist and author known for his strong advocacy of psychedelic drugs.

Ram Dass - was an American spiritual teacher, guru of modern yoga, psychologist, and writer.