1. Department of Geography and Environmental Sciences, Northumbria University, Newcastle-upon-Tyne, UK
2. Department of International Development, London School of Economics & Political Science, London, UK
3. School of Public Policy and Urban Affairs, and International Affairs Program, Northeastern University, Boston, MA, USA
4. Department of Geography, Durham University, Durham, UK
5. Department of Health, Ethics and Society, Maastricht University, Maastricht, The Netherlands
6. Department of City and Regional Planning, Cornell University, Ithaca, NY, USA