2005 - 2013 Senior Researcher at the Institute for Peace Research and Security Policy at the University of Hamburg (IFSH) and International Correspondent and Representative of the Arms Control Association
2003 - 2005 Staffer in the office of Uta Zapf, Member of the German Bundestag
1999 - 2002 Senior Researcher at the Verification Research, Training and Information Centre (VERTIC), London
07/1996 - 07/1999 Senior Researcher at the Berlin Information Centre for Transatlantic Security (BITS)
Areas of Expertise:Arms control
, Weapons of mass destruction / proliferation
Problems related to the proliferation of weapons of mass destruction and on ways to control and reduce biological, chemical and nuclear weapons. Ways to cooperatively control military and risk technologies.