1. Department of Human Geography, Planning and International Development Studies, Faculty of Social and Behavioural Sciences, University of Amsterdam, Nieuwe Prinsengracht 130, 1018 VZ Amsterdam, The Netherlands
2. Faculty of Technology, Policy and Management, Delft University of Technology, PO Box 5015, 2600 GA Delft, The Netherlands
3. Delta Metropolis Association, Aert van Nesstraat 45, 13th floor, 3012 CA, Rotterdam, The Netherlands
4. Over Morgen, Argronstraat 28, 6718 WT Ede, The Netherlands