Hartmut Rosa is Professor of Sociology and Social Theory at Friedrich-Schiller-University in Jena, Germany. He also is an Affiliated Professor at the Department of Sociology, New School for Social Research, New York. In 1997, he received his PhD in Political Science from Humboldt-University in Berlin. After that, he held teaching positions at the universities of Mannheim, Jena, Augsburg and Essen and served as Vice-President and General Secretary for Research Committee 35 (COCTA) of ISA and as one of the directors of the Annual International Conference on Philosophy and the Social Sciences in Prague. He is editor of the international journal Time and Society. His publications focus on Social Acceleration and the Temporal Structures of Modernity as well as the Political Theory of Communitarianism.