- Eating the I: An Account of the Fourth Way--The Way of Transformation in Ordinary Life (In Search of the Self) (In Search of the Self)
- Struggle of the Magicians
- Spiritual Survival in a Radically Changing World-Time
- Voices in the Dark: Esoteric, Occult & Secular Voices in Nazi-Occupied Paris, 1940-44
- Taking With the Left Hand: Enneagram Craze, People of the Bookmark, & The Mouravieff "Phenomenon"