1. Eawag – Swiss Federal Institute of Aquatic Science and Technology, Department of Environmental Social Sciences, Ueberlandstrasse 133, Duebendorf 8600, Switzerland
2. Centre for Innovation, Research and Competence in the Learning Economy CIRCLE, Lund University, Sölvegatan 16, Lund 223 62, Sweden
3. Department of Business and Management, Aalborg University, Frederikskaj 10B, Copenhagen 2450, Denmark
4. Crawford School of Public Policy, Australian National University, 132 Lennox Crossing, Acton ACT 2601, Australia
5. Copernicus Institute of Sustainable Development, Utrecht University, Princetonlaan 8a, Utrecht 3584 CB, The Netherlands
6. School of Public Policy and Management, Tsinghua University, Haidian, Beijing 100084, China