He has published numerous works on interest groups, campaign finance, and U.S. elections, including the forthcoming edited volume, Guide to Interest Groups and Lobbying, and his most recent book, Conventional Wisdom and American Elections: Exploding Myths, Exploring Misconceptions. His research has also appeared in several academic journals, including Public Opinion Quarterly, Political Research Quarterly, Social Science Quarterly, American Politics Research, and Women & Politics. He received his Ph.D. in 2000 from the Department of Government and Politics at the University of Maryland.