Frederick Barrett, Ph.D. is an Associate Professor of Psychiatry and Behavioral Sciences at Johns Hopkins University School of Medicine and is the Director of the Johns Hopkins Center for Psychedelic and Consciousness Research. Dr. Barrett has been conducting psychedelic research at Johns Hopkins University since 2013. His research in healthy participants and in patients with mood and substance use disorders focuses on the psychological and neurobiological mechanisms underlying the acute subjective and enduring therapeutic effects of psychedelic drugs.