- John J.Clague, Simon Fraser University
- Leonello Serva, Geological Survey of Italy - APAT
- John Ridgway, British Geological Survey
- Suzanne Leroy, Brunel University
- Glen MacDonald, UCLA
- Steve Wells, Desert Research Institute
- David Ludlow, University of the West of England
- Mauro Cremaschi, Università di Milano
- Sylvi Haldorsen, Agricultural University of Norway

... and many others