Andrew Hooper, Tim Wright, University of Leeds, United Kingdom; Jonathan Weiss, University of Potsdam, Germany; Chris Rollins, Matthew Gaddes, Milan Lazecky, University of Leeds, United Kingdom; Yu Morishita, Geospatial Information Authority of Japan, Japan; Richard Walters, Durham University, United Kingdom; Hua Wang, Guangdong University of Technology, China; Ekbal Hussain, British Geological Survey, United Kingdom