Terence Kemp McKenna was a writer, philosopher, psychonaut and ethnobotanist. He was noted for his many speculations on the use of psychedelic, plant-based entheogens, and subjects ranging from shamanism, the development of human consciousness, and novelty theory.
Dr. Richard Alpert, also known as Baba Ram Dass, is a contemporary spiritual teacher. He is well known for his association with Timothy Leary at Harvard University in the early 1960s, both having been dismissed from their professorships for experiments on the effects of psychedelic drugs on human subjects. He is also known for his travels to India and his association with the Hindu guru Neem Karoli Baba.
