Jeffrey Fagan is the Isidor and Seville Sulzbacher Professor of Law at Columbia Law School and Professor of Epidemiology at the Mailman School of Public Health at Columbia University. He also a Senior Research Scholar at Yale Law School. He was the founding director of the Center for Violence Research and Prevention at the Mailman School. His research and scholarship examine policing and police reform, social and legal regulation of firearms, injury epidemiology, capital punishment, neighborhoods and crime, racial discrimination, drug policy, and juvenile crime and punishment. He served on the Committee on Law and Justice of the National Academy of Science from 2000-2006. He was a member of the 2004 National Research Council panel that examined policing in the US. From 1996-2006, he was a member of the MacArthur Foundation’s Research Network on Adolescent Development and Juvenile Justice. He is a Fellow of the American Society of Criminology. He is past Editor of the Journal of Research in Crime and Delinquency, and serves on the editorial boards of several journals in criminology and law. He was an expert consultant to the US Department of Justice in its investigation of the Ferguson (Missouri) Police Department.