US foreign policy, nuclear deterrence, normative theory, legitimacy of military force
Since 2012 Senior Fellow, Research Division "The Americas", SWP, Berlin
2006-2012 Head of the Research Division "The Americas", Berlin
2003-2006 Lecturer at the Free University of Berlin
2003-2006 Member of the Board of the International Politics Section of the German Political Science Association (DVPW)
2000 Habilitation at the University of Augsburg; teaching qualification in the field of political science
1991-1992 Research Fellow, Center for Science and International Affairs, Harvard University
Since 1988 Research Associate, SWP, Ebenhausen/Berlin
1985-1987 Research Fellow, Peace Research Institute Frankfurt, Frankfurt am Main
1984-1985 Congressional Fellow of the American Political Science Association, U.S. Congress, Washington, D.C.
On the Current State of Research
Russia’s War Against Ukraine and the Risks of Nuclear Escalation
The United States’ perception of China as a revisionist strategic rival will complicate transatlantic policy coordination.
If the economic interdependence between the United States and China dissolves, economic blocs or closed economic spaces emerge and a process of economic de-globalization begins. In the course of such a bipolarization of the international system, Europe would find itself in a difficult situation.