1. Department of Land Economy, University of Cambridge, Cambridge, UK; Pembroke College, University of Cambridge, Cambridge, UK; Chair, Regional Science Association International - British and Irish Section (RSAI-BIS); co-editor Spatial Economic Analysis.
2. Chair of the Regional Studies Association and University of Buffalo, Buffalo, NY, USA.
3. University of Groningen, Groningen, the Netherlands; Editor-in-Chief Spatial Economic Analysis.