An Italian ethnobotanist explores the remarkable propensity of wild animals to seek out and use psychoactive substances. • Throws out behaviorist theories tha

A comprehensive guide to psilocybin mushrooms and their impact on our psychology, biology, and social development. How—and why—do psychedelics exist? Did ps

Reveals how psychedelics can facilitate spiritual development and direct encounters with the sacred • With contributions by Albert Hofmann, Huston Smith, Stan

Explores scientific and medical research on the emerging uses of psychedelics to enrich mind, morals, spirituality, and creativity • Outlines a future that em

We are in the midst of what is being called the ‘psychedelic renaissance’ with growing interest into how psychedelics alter consciousness, brain function an