Andrew E. Busch is Crown Professor of Government and George R. Roberts Fellow at Claremont McKenna College, where he teaches courses on American politics. He is author or coauthor of numerous books, including, most recently, Divided We Stand: The 2020 Elections and American Politics (Rowman & Littlefield).
William G. Mayer is a professor of political science at Northeastern University. He is the author or coauthor of eleven books, including, most recently, The Uses and Abuses of Politics: Karl Rove and the Bush Presidency. He has also written numerous articles on public opinion, voting and elections, the presidential nomination process, and media bias.