William S. Bush is Associate Professor of History and Chair of the Department of Arts & Humanities at Texas A&M University--San Antonio. David S. Tanenhaus is Professor of History and James E. Rogers Professor of History of Law at the William S. Boyd School of Law, University of Nevada, Las Vegas. They are coeditors of Ages of Anxiety: Historical and Transnational Perspectives on Juvenile Justice (NYU Press, forthcoming July 6, 2018).