Julie Holland, M.D., is a psychiatrist specializing in psychopharmacology with a private practice in New York City. Her book “Weekends at Bellevue” chronicles her nine years running the psychiatric emergency room as an attending physician on the faculty of NYU School of Medicine. Frequently featured on the Today show and CNN’s documentary series “Weed,” Holland is the editor of "The Pot Book" and "Ecstasy: The Complete Guide." (Both books are non-profit projects that help to fund clinical therapeutic research.)

Dr. Holland, now their medical advisor, was the medical monitor for several MAPS PTSD studies utilizing MDMA-assisted psychotherapy or testing strains of cannabis with varying CBD/THC ratios. She has worked for decades on US drug policy reform based on harm reduction principles. Her 2016 book, “Moody Bitches:The Truth About the Drugs You're Taking, the Sleep You're Missing, the Sex You're Not Having, and What's Really Making You Crazy” has been translated into eleven languages. Her most recent book, “Good Chemistry: The Science of Connection, From Soul to Psychedelics” was published in June 2020. Holland sits on the scientific and medical advisory board of several cannabis and psychedelic corporations.