A Europe of Regions? Regional Integration, Sub-National Mobilization and the Optimal Size of States. Ph.D. Dissertation, Department of Political Science, Duke University, Durham NC (2006).  download dissertation 

"Location, Location, Location: National Contextual Factors and Public Support for European Integration." (with Adam P. Brinegar), European Union Politics 6.2 (June 2005): 155-180.  replication materials 

"Varieties of Capitalism and Political Divides Over European Integration." (with Adam P. Brinegar and Herbert Kitschelt), in European Integration and Political Conflict, edited by Gary Marks and Marco Steenbergen (2004).

"Integration: Using the Eurobarometer to Measure Support." (with Adam P. Brinegar), in Public Opinion and Polling Around The World, edited by John Geer (2004).

"A Cause for Optimism? Federalism and Implications for Ameliorating Nationalist Conflict." Review of Containing Nationalism, by Michael Hechter. apsa-cp 13.2 (Summer 2002).

"Jeffersonian Federalism: State Rights and Federal Power." John C. Young Scholars Journal. Danville, KY: Centre College.