Diarmid A. Finnegan is a Reader in the Geography, the School of Natural and Built Environment at Queen's University Belfast, Northern Ireland.

David H. Glass is a Senior Lecturer in the School of Computing at Ulster University, Northern Ireland.

Mikael Leidenhag is a Research Fellow in the School of Divinity at the University of St. Andrews, Scotland.

David N. Livingstone is a Professor in Geography, the School of Natural and Built Environment at Queen's University Belfast, Northern Ireland.