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Vol. 1 - Study Guide to The Secret Teachings of All Ages: Based upon the Introduction to An Encyclopedic Outline of Symbolical Philosophy

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​The Philosophical Research Society is a 501 (c)(3) nonprofit institution founded in 1934 as a repository of multicultural wisdom sources and a center of arts and learning. The mission of PRS is to study, conserve, teach, and publish knowledge of the principles of philosophy, religion, science and art, from all cultures and throughout history, in a universal and nonsectarian way. We provide an educational center, a public art and performance space, publications, and an esoteric philosophical research library to benefit all who seek the wisdom to live in harmony with themselves, their communities, and the wider world.