Summary: Alternative tobacco products are on the rise. Keith Humphreys, professor of psychiatry at Stanford University, discusses a form of smokeless tobacco that is catching on overseas. Keith Humphreys is a Professor and the Section Director for Mental Health Policy in the Department of Psychiatry and Behavioral Sciences at Stanford University. He is also a Senior Research Career Scientist at the VA Health Services Research Center in Palo Alto and an Honorary Professor of Psychiatry at the Institute of
