Caroline Tolbert is Professor of Political Science at the University of Iowa, where she regularly teaches the introductory American government course and was awarded the Collegiate Scholar Award for excellence in teaching and research. Her research explores political behavior, elections, American state politics, and the Internet and politics. Tolbert is coauthor of Digital Citizenship: The Internet Society and Participation; Why Iowa? How Caucuses and Sequential Elections Improve the Presidential Nominating Process; and Virtual Inequality: Beyond the Digital Divide. Digital Citizenship was ran...