On his podcast, The Tim Ferriss Show, Tim Ferriss speaks with Dr. John Krystal, Professor of Psychiatry, Neuroscience, and Psychology; Chair of the Department of Psychiatry at Yale University; and Chief of Psychiatry and Behavioral Health at Yale-New Haven Hospital, about Yale's discovery of the rapid antidepressant effects of ketamine in depressed patients and Tim's personal experience with ketamine infusions.