His research and teaching interests are in critical democratic theory, histories of modern European social and political thought, modes of resistance, political theology, and radicalism. Since 2009, he has been a recurring research fellow at the Institut für Sozialforschung in Frankfurt, Germany, conducting a research project on dimensions of political fanaticism. His published research (current and forthcoming) addresses such topics as revolution, political emotion, enthusiasm, temporality, modernity, and democratic fanaticism. He is currently completing a book manuscript on the genealogy of political enthusiasm.