Aleister Crowley (1875–1947), born Edward Alexander Crowley in Royal Leamington Spa, England, was a prominent and controversial figure in the early 20th-century esoteric scene. Dubbed by the press as 'The Wickedest Man in the World,' Crowley was an occultist, ceremonial magician, poet, painter, novelist, and mountaineer. He is perhaps best known for his role as a prophet in Thelema, a spiritual ph...