A religion founded by L Ron Hubbard who based it partially on Aleister Crowley’s philosophy and imagery.

According to L Ron Hubbard Jr, his father said that Scientology actually began on December 1st, 1947 — the day Aleister Crowley died.

Rose Cross of the Golden Dawn and the Scientology Cross:

According to the Encyclopaedia Britannica:

a religio-scientific movement developed in the United States in the 1950s by the author Dianetics, a form of psychotherapy originated by Hubbard and later incorporated into Scientology.

John Parsons “worked” with Hubbard during the time he was crafting Dianetics in the late 1940’s.

While engaged in OTO sex magick in Pasadena, Hubbard was still officially considered a mental patient by the US Navy.