A new episode of Deep Dive, a series on HuffPost Live devoted to drugs and religion, features interviews with two Heffter researchers–Roland Griffiths and Franz Vollenweider. Among other topics, Dr. Griffiths describes his pioneering research on psilocybin and mystical experience. Dr. Vollenweider offers insights on the unique spiritual value of classic hallucinogens compared to other substances such as MDMA and ketamine. Both Heffter scientists, and the other guests on the program, discuss how psychedelics can help us better understand human spirituality.

Deep Dive: Your Brain on Psychedelics/Spirituality | HuffPost Live