1. Agricultural and Food Policy Group Albrecht Daniel Thaer Institute of Agricultural and Horticultural Sciences Humboldt‐Universität zu Berlin Berlin Germany
2. Comparative Politics and Public Policy TU Braunschweig Braunschweig Germany
3. Comparative Public Administration and Policy Analysis German University of Administrative Sciences Speyer Speyer Germany
4. KPM Center for Public Management University of Bern Bern Switzerland