Rick Strassman is a Clinical Associate Professor of Psychiatry at the University of New Mexico School of Medicine. He is the author of numerous scientific papers and books, among them "DMT: The Spirit Molecule." His most recent, "The Psychedelic Handbook: A Practical Guide to Psilocybin, LSD, Ketamine, MDMA, and Ayahuasca," is available now. www.rickstrassman.comLearn more about your ad choices. Visit podcastchoices.com/adchoices

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