The publication of The Secret Teachings of All Ages in 1928 transformed the study of esoteric philosophy by presenting complex, ancient doctrines within an oversized, elaborately illustrated volume. Manly P. Hall spent seven decades navigating the intersections of mysticism and religious thought, ultimately establishing a massive scholarly infrastructure dedicated to preserving rare manuscripts and alternative historical interpretations.
Early Career and Ministry
Born in Peterborough, Canada, in 1901, Hall relocated to Los Angeles in 1919 to join his mother, Louise Antist Hall. He quickly transitioned into leadership roles, becoming a preacher at the Church of the People in the city's Trinity Auditorium. Ordained as a minister in 1923, he solidified his reputation by authoring early pamphlets and books, including The Initiates of the Flame and The Lost Keys of Freemasonry.
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Financial support from Caroline Lloyd and her daughter Estelle enabled Hall to travel extensively through Europe and Asia. During the 1930s, he leveraged the economic instability of the Great Depression to acquire a substantial collection of rare alchemical and esoteric texts from Sotheby's in London. This foundation led to the 1934 establishment of the Philosophical Research Society in Los Angeles, an organization that continues to maintain a library of over 50,000 volumes.
Authorship and Public Discourse
Over his long career, Hall published more than 200 books and delivered approximately 8,000 lectures. His work often explored American identity through mystical lenses, most notably in his 1944 book The Secret Destiny of America. He also experimented with media, writing the story for and narrating the 1938 film When Were You Born. His influence reached various spheres, with his writings on American exceptionalism reportedly informing the rhetorical style of later political leaders.
Fast facts
- Born: 1901, Peterborough, Canada
- Died: 1990, Los Angeles
- Primary Field: Religious Philosophy
- Notable Publication: The Secret Teachings of All Ages
- Institution Founded: Philosophical Research Society (1934)
- Career Length: 70 years
- Estimated Lectures Delivered: 8,000
- Books Authored: Over 200
Questions readers ask
What was the Philosophical Research Society?
It is a nonprofit organization established by Hall in 1934 in Los Angeles, dedicated to the study of religion, mythology, metaphysics, and the occult.
Which of his works is considered his most significant?
The Secret Teachings of All Ages, published in 1928, is widely regarded as his most influential and well-known volume.
Achievements
- Notable work: The Secret Teachings of All Ages
- Notable work: The Lost Keys of Freemasonry
- Notable work: Philosophical Research Society
- Notable work: Spiritual Centers in Man
- Fields: philosophy, religious philosophy and mysticism



