Ernest Drucker is a scholar in residence and senior research associate at John Jay College of Criminal Justice, City University of New York. He is professor emeritus of family and social medicine at Montefiore Medical Center/Albert Einstein College of Medicine and adjunct professor of epidemiology at Columbia University's Mailman School of Public Health. He is an NIH-funded researcher, editor-in-chief of the international Harm Reduction Journal, a Fulbright Senior Specialist in Global Health, and a Soros Justice Fellow. He is also a founder and former chairman of Doctors of the World/USA. He lives in New York City.