Non-fiction

(1968) The Politics of Ecstasy

(1994) Chaos & Cyber Culture

(1993) Food of the Gods : The Search for the Original Tree of KnowledgeA Radical History of Plants, Drugs, and Human Evolution

(1998) Monster: Autobiography of an L.A. Gang Member

(1983) The CIA in Guatemala

(1987) Plants of the Gods: Their Sacred, Healing and Hallucinogenic Powers

(1995) Art of the Andes: From Chavin to Inca (World of Art)

(1999) Ayahuasca: Human Consciousness and the Spirits of Nature

(1986) Persephone's Quest: Entheogens and the Origins of Religion

(1996) In Search of Respect : Selling Crack in El Barrio

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