Dr. Julie Holland, a psychiatrist specializing in psychopharmacology, has spent her adult life investigating drugs. Her psychedelic research includes treating PTSD with cannabis and MDMA, and she is considered an expert on street drugs and intoxication states. She lectures widely on these topics and works for the Multidisciplinary Association for Psychedelic Studies (MAPS) as a medical advisor. Dr. Holland also provides expert testimony and forensic consultation on a range of drug-related behavior and phenomena. A prolific author and editor, in her latest book, Good Chemistry: The Science of Connection, from Soul to Psychedelics, she explores our current epidemic of social isolation and disconnection.