MARSHA E. BARRETT is an assistant professor of history at the University of Illinois at Urbana-Champaign. Her research explores modern U.S. political history, public policy, and racial politics. She is completing a political study of New York Governor Nelson Rockefeller and twentieth-century moderate Republicanism. meb@illinois.edu https://orcid.org/0000-0001-7904-1021

JOHN DINAN is Professor of Politics and International Affairs at Wake Forest University. His research focuses on federalism, state constitutionalism, and American political development. He is the author of State Constitutional Politics: Governing by Amendment in the American States (2018) and The American State Constitutional Tradition (2006). dinanjj@wfu.edu https://orcid.org/0000-0002-1299-1417

DOLORES JANIEWSKI is an Associate Professor teaching U.S. History, the Cold War, and Human Rights in American History. She has recently coedited, the collection, Private Security and the Modern State: Historical and Comparative Perspectives (London: Routledge, 2020) and is currently working on a manuscript under the working title of Inventing Un-Americans: Media, Surveillance Capitalism, and Reactionary Americanism, 1871–1957. Dolores.Janiewski@vuw.ac.nz

GENEVIEVE QUINN is a visiting Assistant Professor of Political Science at Quinnipiac University in Hamden, Connecticut. Her research interests include political polarization and the politics of crime and gun control policy in the United States. genevieve.quinn@trincoll.edu https://orcid.org/0000-0002-6961-4348

SEAN SEYER is an Associate Professor in the History Department at the University of Kansas, where he teaches courses on aviation history and the history of science and technology. He is the author of Sovereign Skies: The Origins of American Civil Aviation Policy from Johns Hopkins University Press. seanseyer@ku.edu