Shamanism & the hallucinogens; folk taxonomy & language development; soma, evolutionary specialization; repression of the religious instinct; civil rights issues; natural conduits to the unconscious; question-and-answer session.
Terence Kemp McKenna was a writer, philosopher, psychonaut and ethnobotanist. He was noted for his knowledge of the use of psychedelic, plant-based entheogens, and subjects ranging from shamanism, the theoretical origins of human consciousness, and his concept of novelty theory.