Dr David Giles is CGL’s Digital Imagery Consultant with over 35 years’ of experience in academia and the Engineering Geology and Geotechnics industry. His experience includes 28 years lecturing and researching in Engineering Geology in the School of Earth and Environmental Sciences at the University of Portsmouth. Dr Giles is an active member of the Engineering Group of the Geological Society of London, a past Chair and an active member of Geological Society Working Parties including UK Geological Hazards, which he chairs and the Engineering Geology and Geomorphology of Glaciated and Periglaciated Terrains.