1. Department of Political Science and Public Management, University of Southern Denmark (SDU), Odense, Denmark
2. Schumpeter School of Business and Economics, University of Wuppertal, Wuppertal, Germany
3. Tværgående Analyse, Monitorering og Evaluering, The National Board of Social Services, Odense, Denmark
4. Institute for Public Management & Governance, WU Vienna University of Economics and Business, Vienna, Austria