Deformation of Glacial Materials: introduction and overview • Ice Deformation • Basal ice formation and deformation in central Greenland: a review of existing and new ice core data • Ice crystallographic evolution at a temperate glacier : Glacier de Tsanfleuron, Switzerland • The effect of H2SO4 on the stress exponent in ice single crystals • Physical modelling of the rheology of clean and sediment-rich polycrystalline ice using a geotechnical centrifuge: potential applications • Glacier Flow and Structures • Structural styles and deformation fields in glaciers: a review • Deformation histories and structural assemblages of glacier ice in a non-steady flow regime • Experimental work on the effect of pre-existing anistropy on fabric development in glaciers • The stress distribution related to the boudinage of a visco-elastic material: examples from a polar outlet glacier • The potential contribution of high-resolution glacier flow modelling to structural glaciology • Folding in the Johnsons Glacier, Livingston Island, South Shetland Islands, Antarctica • The Pasterze Glacier, Austria: an analogue of an extensional allochthon • Sub-Glacial Deformation • Continuity comes first: recent progress in understanding subglacial deformation • Behaviour of subglacial sediment and basal ice in a cold glacier • Use of a viscous model of till rheology to describe gravitational loading instabilities in glacial sediments • Evidence against pervasive bed deformation during the surge of an Icelandic glacier • Radar evidence of water-saturated sediments beneath the East Antarctic Ice Sheet • Laboratory investigations of the strength, static hydraulic conductivity and dynamic hydraulic conductivity of glacial sediments • Glaciotectonic Structures • Micromorphological analyses of microfabrics and microstructures indicative of deformation processes in glacial sediments • Kinematic indicators of subglacial shearing • Micromorphological evidence for polyphase deformation of glaciolaucustrine sediments from Strathspey, Scotland • Large-scale glaciotectonic thrust structures in the eastern Danish North Sea • An instability mechanism for drumlin formation • Morain-mound formation by englacial thrusting: the Younger Dryas moraines of Cwm Idwal, North Wales • Index. Principal authors: A. J. Maltman, University of Wales, UK. R. Souchez, Universite Libre de Bruxelles, Belgium. J.-L. Tison, Universite Libre de Bruxelles, Belgium. I. Baker, Bartmouth College, USA. H. B. Duncan, Cardiff University, UK. M. J. Hambrey, University of Wales, UK. W. J. Lawson, University of Canterbury, New Zealand. C. J. L. Wilson, University of Melbourne, Australia. B. A. Marmo, University of Sydney, Australia. A. Hubbard, University of Canterbury, New Zealand. L. Ximenis, Universitat de Barcelona, Spain. P. Herbst, University of Salzburg, Austria. R. B. Alley, The Pennsylvania State University, USA. S. J. Fitzsimons, University of Otago, New Zealand. R. C. A. Hindmarsh, British Antarctic Survey, UK. S. Fuller, University of Leeds, UK. M. J. Siegert, Bristol Glaciology Centre, UK. B. Hubbard, University of Wales, UK. J. Menzies, Brock University, Canada. F. M. Van der Wateren, Haarlem, The Netherlands. E. R. Phillips, British Geological Survey, UK. M. Huuse, University of Aarhus, Denmark. A. C. Fowler, University of Oxford, UK. D. J. Graham, University of Wales, UK.