Salvia Divinorum: A Western Approach (2022)

The Way of the Psychonaut (2020)

LSD: Problem Child and Wonder Drug (2009)

Hofmann's Potion: The Pioneers of LSD (2002)

Neurons to Nirvana (2013)

The Psychedelic Experience (1965)

How To Go Out of Your Mind: The LSD Crisis (1966)

Turn On, Tune In, Drop Out (2007)

DMT: The Spirit Molecule (2010)

Peyote to LSD: A Psychedelic Odyssey (2008)

Entheogen: Awakening the Divine Within (2006)