1. Institut für Geographie, Westfälische Wilhelms-Universität Münster; Münster Germany
2. ETH Wohnforum - ETH CASE (Centre for Research on Architecture, Society and the Built Environment), ETH Zurich; Zurich Switzerland
3. Karlsruhe Institute of Technology (KIT), Institute of Geography and Geoecology; Karlsruhe Germany
4. Schumpeter Research Group ‘Multi-local Families’, German Youth Institute/Deutsches Jugendinstitut e.V. (DJI); Munich Germany