Paul M. Kellstedt is Associate Professor of Political Science and Director of the American Politics Program at Texas A&M University. He is the author of The Mass Media and the Dynamics of American Racial Attitudes (2003), which won the Goldsmith Book Prize. Professor Kellstedt is also the author or co-author of articles appearing in scholarly journals such as American Journal of Political Science, British Journal of Political Science, and Political Analysis, as well as several book chapters. He has been an Academic Visitor at Nuffield College, Oxford, and a Harvard University Fellow in the Joan Shorenstein Center on the Press, Politics, and Public Policy in the Kennedy School of Government. Guy D. Whitten is Associate Professor of Political Science and Director of the European Union Center of Excellence at Texas A&M University. He has published a variety of papers in scholarly journals, including American Journal of Political Science, British Journal of Political Science, and Electoral Studies. Professor Whitten serves on the editorial board of Electoral Studies and has previously served on the editorial boards of Journal of Politics and Political Research Quarterly. He has been a visiting researcher at the University of Amsterdam and is a frequent instructor at the Summer School for Social Science Data Analysis and Collection at the University of Essex in the United Kingdom.