Thomas Greminger is the Director of the Geneva Centre for Security Policy (GCSP) since 1 May 2021. Previously, he served as Secretary-General of the Organization for Security and Co-operation in Europe (OSCE).
Greminger served as Deputy Director-General of the Swiss Agency for Development and Cooperation at the Federal Department of Foreign Affairs and as the Permanent Representative of Switzerland to the OSCE, the UN and the International Organizations from 2010 to 2015. From 2004 to 2010, Greminger served as Head of the Human Security Division of the Federal Department of Foreign Affairs. He also served as Deputy Head of the Human Security Division and as Country Director at the Swiss Embassy in Maputo, Mozambique. From 1994 to 1998, he served in different posts in the Swiss Agency for Development and Cooperation, including Head of the Policy and Research Unit.
Greminger holds a PhD in history from the University of Zurich. He has authored numerous publications on military history, conflict management, peacekeeping, development and human rights.