Carl Hart is the Ziff Professor of Psychology in the Departments of Psychology and Psychiatry at Columbia University. He is also a Research Scientist at the New York State Psychiatric Institute. Professor Hart has published numerous scientific and popular articles in the area of neuropsychopharmacology and is co‐author of the textbook Drugs, Society and Human Behavior (with Charles Ksir). His book High Price was the 2014 winner of the PEN/E.O. Wilson Literary Science Writing Award.