The Varieties of Spiritual Experience: 21st Century Research ...
Andrew B. Newberg & David B. Yaden
Wittgenstein on Logic as the Method of Philosophy: Re-Examining ...
Oskari Kuusela
Eight Meetings in Paris
Georges Ivanovich Gurdjieff
Lost Crusader: The Secret Wars of CIA Director William Colby
John Prados
The ‘innateness hypothesis’ and explanatory models in linguistics ...
Hilary Putnam
Decoding Schopenhauer's Metaphysics: The Key to Understanding ...
Bernardo Kastrup
Why Materialism Is Baloney: How True Skeptics Know There Is ...