David E. Campbell is the Packey J. Dee Professor of American Democracy at the University of Notre Dame. He is the coauthor of American Grace: How Religion Divides and Unites Us and Seeking the Promised Land: Mormons and American Politics, as well as the author of Why We Vote: How Communities Shape Our Civic Life. He has also published articles on religion, civic engagement, and American politics. 

Geoffrey C. Layman is a Professor of Political Science at the University of Notre Dame, and the co-editor of Political Behavior. He is the author of The Great Divide: Religious and Cultural Conflict in American Party Politics and has published numerous journal articles on religion and politics, party politics, public opinion, and voting behavior. 

John C. Green is the Emeritus Director of the Bliss Institute of Applied Politics at the University of Akron. He is is the author of The Faith Factor: How Religion Influences the Vote, and coauthor of Seeking the Promised Land: Mormons and American Politics, and Mr. Chairman: The Life and Times of Ray C. Bliss, in addition to articles on religion and politics, political parties, and campaign finance.