1. Department of Geography, Faculty of Environment, Science and Economy, University of Exeter, Exeter EX4 4RJ, United Kingdom
2. United Nations University–Maastricht Economic and Social Research Institute on Innovation and Technology, and School of Economics and Business, Maastricht University, Maastricht 6211 AX, The Netherlands
3. Global Systems Institute, Department of Geography, Faculty of Environment, Science and Economy, University of Exeter, Exeter EX4 4RJ, United Kingdom
4. Sustainability Science Program, Harvard Kennedy School of Government, Harvard University, Cambridge, MA 02138