Dr. Martin Truffer is a Professor in the Department of Physics and the Geophysical Institute at University of Alaska Fairbanks, USA. He is a geophysicist interested in subglacial processes and ice-ocean interaction, using a variety of geophysical tools. As part of TARSAN Team, he will be responsible for drilling boreholes through the Dotson and Crosson Iceshelves, which will be used to retrieve sediment cores and install through-ice ocean moorings.