International Security Senior Fellow
Since 2007 Senior Fellow, SWP
2018-2019 Expert Team on Maritime Security in the “Seas and Oceans” thematic cycle of the German Federal Government
Since 1995 Project Director, Armed Forces Dialogue
1995–2007 Head of Research Secretariat, SWP
The Enduring Relevance of Arms Control
doi:10.18449/2024C18
North American Arctic strategies, Russian hubris and Chinese ambitions
doi:10.18449/2023C40
The “Zeitenwende” in the context of critical maritime infrastructure, escalation threats and the German willingness to lead
doi:10.18449/2023C09
Council on Pause, Research on Ice and Russia Frozen Out
doi:10.18449/2022C39
In Light of Russia’s War in Ukraine, Finland and Sweden Are Moving Closer to NATO
doi:10.18449/2022C24
Development Plans, Military Potential, and Conflict Prevention
doi:10.18449/2022RP03
Mitigating Geopolitical Competition through a Military-Security Dialogue