Terence McKenna

Terence McKenna (1946–2000) was a philosopher, psychonaut, researcher, teacher, lecturer and writer on many subjects, such as human consciousness, language, psychedelic drugs, the evolution of civilizations, the origin and end of the universe, alchemy, and extraterrestrial beings. He authored or coauthored several books, including The Invisible Landscape, The Archaic Revival, True Hallucinations, and Sacred Mushroom Seeker.