H. Spencer Lewis

Harvey Spencer Lewis (November 25, 1883 - August 2, 1939) was an American author, publisher, and radio broadcaster, known principally for his work in the areas of parapsychology and occult traditions, in particular Rosicrucianism, for which he is notable as the founder of Ancient and Mystical Order Rosae Crucis (AMORC) in the United States.

Selected Bibliography
Lewis was the editor of various AMORC publications, beginning with the American Rosae Crucis and Cromaat, continuing with The Triangle (later The Mystic Triangle), and finally Rosicrucian Digest.