Strategic Candidate Entry and Congressional Elections in the Era of Fox News Supporting Information Kevin Arceneaux, Johanna Dunaway, Martin Johnson, & Ryan J. Vander Wielen * * Kevin Arceneaux is Professor of Political Science, Faculty Affiliate in Institute for Public Affairs, and Director of the Behavioral Foundations Lab at Temple University. Johanna Dunaway is Associate Professor of Communication at Texas A&M University. Martin Johnson is Kevin P. Reilly, Sr. Chair of Political Communication in the Manship School of Mass Communication and Department of Political Science at Louisiana State University. Ryan J. Vander Wielen is Professor of Political Science and (by courtesy) Economics at Temple University. 1