2003 - present | Researcher at the Leibniz Institute for Science and Mathematics Education (IPN) , Kiel |
2000 - 2004 | Consultant for the Ministry for the Environment (Schleswig Holstein), the Federal Agency for Nature Conservation the European Union and Greenpeace |
2000 - 2001 | Researcher at the Ecology Centre, Kiel University |
1998 - 2000 | Postdoctoral fellow at the "Metapopulation Research Group", University of Helsinki, Finland |
1997 - 1998 | Research Assistant at AgResearch Lincoln, New Zealand |
1992 - 1994 | Teaching Fellow at the Department of Zoology, Kiel University, Germany. |
1991 | Research Assistant at Landcare Research, New Zealand |
1990 | Research Assistant at the IIBC in Delémont, Switzerland (International Institute of Biological Control). |