David E. Lewis is William R. Kenan, Jr. Professor and Chair of the Department of Political Science at Vanderbilt University. His research interests include the presidency, executive branch politics and public administration. He is the author of two books, Presidents and the Politics of Agency Design (Stanford University Press, 2003) and The Politics of Presidential Appointments: Political Control and Bureaucratic Performance (Princeton University Press, 2008). He has also published numerous articles on American politics, public administration and management in journals such as the American Journal of Political Science, the Journal of Politics, the British Journal of Political Science, Public Administration Review and Presidential Studies Quarterly. Before joining Vanderbilt’s Department of Political Science, he was assistant professor of politics and public affairs at Princeton University, where he was affiliated with the Center for the Study of Democratic Politics. He began his academic career at the College of William and Mary, where he was an assistant professor in the Department of Government from 2000-02. PhD. Stanford University.