*How Democracies Die (with Steven Levitsky), Crown, 2018.
-Foreign Affairs Best Book of 2018
-WBUR Best Book of 2018
*Conservative Parties and the Birth of Democracy. Cambridge: Cambridge University Press, 2017.
*Press/Reviews: David Frum "Why do Democracies Fail" The Atlantic (2017);Matt O'Brien "Why liberal democracy only dies when conservatives help" Washington Post (2017); Marshall Steinbaum, "Guardians of Property" Jacobin Magazine (2017)
*Structuring the State: The Formation of Italy and Germany and the Puzzle of Federalism. Princeton: Princeton University Press, 2006.