Aleister Crowley (1875–1947) was an influential and controversial figure in the occult and mysticism. Born Edward Alexander Crowley in Royal Leamington Spa, England, he became a prolific writer, poet, and mountaineer, forging a legacy with his espousal of Thelema, a spiritual philosophy he founded after an experience in Egypt in 1904. Crowley's writings cover a vast array of subjects including mag...