Requisites of Democracy: Conceptualization, Measurement, and Explanation

Democracy and Democratization in Comparative Perspective: Conceptions, Conjunctures, Causes, and Consequences

Democratization and Autocratization in Comparative Perspective: Concepts, Currents, Causes, Consequences, and Challenges

Democratic Stability in an Age of Crisis: Reassessing the Interwar period

Democratic Stability in an Age of Crisis: Reassessing the Interwar period