Breaking Open the Head: A Psychedelic Journey into the Heart of Contemporary Shamanism
How Soon is Now: From Personal Initiation to Global Transformation
The Cosmic Serpent: DNA and the Origins of Knowledge
Exploring the Edge Realms of Consciousness: Liminal Zones, Psychic Science, and the Hidden Dimensions of the Mind
Food of the Gods: The Search for the Original Tree of Knowledge A Radical History of Plants, Drugs, and Human Evolution
Notes from the Edge Times
The Joyous Cosmology: Adventures in the Chemistry of Consciousness
The Doors of Perception and Heaven and Hell
Magicians of the Gods: Sequel to the International Bestseller Fingerprints of the Gods
Plants of the Gods: Their Sacred, Healing, and Hallucinogenic Powers