Peter Wadhams is the UK's most experienced sea ice scientist. He was Director of the Scott Polar Institute in Cambridge from 1987 to 1992 and Professor of Ocean Physics at Cambridge from 1992 to 2015. He has made more than 50 expeditions to both polar regions, working from ice camps, icebreakers, aircraft, and, uniquely, Royal Navy submarines (making six submerged voyages to the North Pole). His research group in Cambridge has been the only UK group with the capacity to carry out field work on sea ice. He has also held visiting professorships at the National Institute of Polar Research, Tokyo, the US Naval Postgraduate School, Monterey, the University of Washington, Seattle and the Scripps Institution of Oceanography, La Jolla. Peter Wadhams has been awarded the W.S. Bruce Prize of the Royal Society of Edinburgh (1977), the UK Polar Medal (1987) and the Italgas Prize for Environmental Sciences (1990). He is an Associate Professor at the Laboratoire d'Océanographie de Villefranche, and a Professor at the Università Politecnica delle Marche, Ancona. He is also a Fellow of the Royal Geographical Society and a Member of the Finnish Academy.