1. Department of Politics, Claremont Graduate University , Claremont, CA 91711 , USA
2. School of Public Policy and Department of Political Science, University of California , Riverside, CA 92521, USA
3. Frank Batten School of Leadership and Public Policy, University of Virginia , Charlottesville, VA 22903 , USA
4. Department of Political Science, Florida State University , Tallahassee, FL 32306 , USA