David Siegel (Stanford PhD, 2006) is an Associate Professor of Political Science at Duke University. His research addresses the theoretical determinants of collective action in the contexts of political violence and terrorism, elections, and opinion and identity formation. He has published in journals such as the American Political Science Review, American Journal of Political Science, and Journal of Politics, and is the co-author of A Behavioral Theory of Elections and A Mathematics Course for Political and Social Research, both from Princeton University Press. Prior to coming to Duke, he was on faculty at Florida State University. You can find him on Twitter @DaveASiegel.