David Presti,  PhD, is a professor of neurobiology at the University of California, Berkeley, where he has taught for 30 years. He also worked for more than a decade in the clinical treatment of addiction and post-traumatic stress at the Veterans Administration Medical Center in San Francisco, and since 2004 has been teaching and dialoguing about neuroscience with Tibetan Buddhist monastics in India, Bhutan, and Nepal. He has been involved in shifting policy related to research and psychotherapy with psychedelics for 30 years. He has doctorates in biology from Caltech and in clinical psychology from the University of Oregon. He is the author of Foundational Concepts in Neuroscience: A Brain-Mind Odyssey (2016).