Guest Bio: The professional and personal interests of Dennis McKenna, Ph.D are centered on the interdisciplinary study of ethnopharmacology and plant hallucinogens. He received his Doctorate in 1984 from the University of British Columbia,

Guest Bio: Psychologist Rachel Harris, PhD is the author of Listening to Ayahuasca: New Hope for Depression, Addiction, PTSD and Anxiety. She was in private practice for thirty-five years working with people interested in psychospiritual development.

This week I sit down with James Barrat, documentary film maker and author of “Our Final Invention: Artificial Intelligence and The End of the Human Era.” James walks us through the history of AI, outlines the potential dangers,

This week on Hacking Consciousness: science writer John Horgan on his book Rational Mysticism. We explore the following topics: what science and reason can help us to understand about the nature of consciousness the limits of scientific knowledge the i...

In this episode I speak with Jerry B. Brown, Ph.D., co-author of The Psychedelic Gospels. Jerry is an anthropologist, author, and activist. From 1972 to 2014, he served as founding professor of anthropology at Florida International University in Miami,...

Guest Bio for this week: Dr. Stephen Bright Dr. Stephen Bright is a leading voice on psychedelic research and drug policy in Australia. Stephen is a clinically-trained psychologist, though he identifies as an ethnopharmacologist (i.e,