Martin Jones, Professor in the Department of Geography, University of Sheffield, UK.

Rhys Jones, Mark Whitehead, Mike Woods, all Professors in the Department of Geography and Earth Sciences at Aberystwyth University, UK.

Deborah Dixon, Professor of Geography in the School of Geographical and Earth Sciences, University of Glasgow, UK.

Matthew Hannah, Professor, Fakultät II (Bio-Chem-Geo), University of Bayreuth, Bayreuth, Germany.