Martin Nonhoff is Professor of Political Theory at the Institute of Intercultural and International Studies, University of Bremen, Germany. He focuses on discourse theory and (radical) democratic theory. He is co-editor of the critically acclaimed Handbook of Radical Democratic Theory (in German, with Suhrkamp). He is chairman of the Political Theory and Intellectual History Section of the German Association for Political Science and one of the principal investigators of the Research Training Group on Contradiction Studies at the University of Bremen (funded by the German Research Foundation).