Christopher D. Johnston is Assistant Professor of Political Science at Duke University, North Carolina. He is co-author of The Ambivalent Partisan: How Critical Loyalty Promotes Democracy (with Howard G. Lavine and Marco R. Steenbergen, 2012), which won both the David O. Sears award from the International Society of Political Psychology and the Robert E. Lane award from the American Political Science Association. His peer-reviewed research has been published in the American Journal of Political Science, the Journal of Politics, Public Opinion Quarterly, Political Psychology, American Politics Research, and elsewhere. Howard G. Lavine is Arleen C. Carlson Professor of Political Science at the University of Minnesota and Director of the Center for the Study of Political Psychology. He is co-author of The Ambivalent Partisan: How Critical Loyalty Promotes Democracy (with Christopher D. Johnston and Marco R. Steenbergen, 2012), which won both the David O. Sears award from the International Society of Political Psychology and the Robert E. Lane award from the American Political Science Association. He has published articles in The American Political Science Review, the American Journal of Political Science, the Journal of Personality and Social Psychology, the New York Times, and elsewhere. He is past editor of Political Psychology and current editor of Advances in Political Psychology and Routledge Studies in Political Psychology. Christopher M. Federico is Professor of Psychology and Political Science at the University of Minnesota. His research interests include ideology and belief systems, the psychological foundations of political preferences, and intergroup attitudes. He is the recipient of numerous awards, including the 2007 International Society of Political Psychology (ISPP) Erik Erikson Award for Early Career Achievements, the 2007 ISPP Roberta Sigel Junior Scholar Paper Award, and the International Society for Justice Research's 2009 Morton Deutsch Award. His research has been published in the Journal of Personality and Social Psychology, the American Journal of Political Science, Public Opinion Quarterly, Political Psychology, and elsewhere.