Professor Laybourn-Parry is a Visiting Professor in the Bristol Glaciology Centre at Bristol University. Her research career spans 38 years, the last 22 years being spent researching polar ecosystems with the Australian and US Antarctic programmes in Antarctica and in Spitzbergen in the Arctic. She has produced four books and over 150 articles and reviews. Prior to her retirement in ... Read more2009 she was Pro Vice-Chancellor for Research at the University of Tasmania in Australia. Professor Martyn Tranter is a Professor in the Bristol Glaciology Centre, specialising in biogeochemical processes in the cryosphere. He has worked in the Alps, Norway, Svalbard, Greenland and Antarctica, the latter via the kind auspices of the McMurdo Dry Valley Long Term Ecological Research program. He has edited four books and authored over 140 articles. Professor Andy Hodson is a Professor in Cold Regions Biogeochemistry in the Geography Department at Sheffield University. He has been working continuously in Arctic Svalbard since 1991 and he now holds an adjunct position at the University on Svalbard (UNIS). His research has documented hydrological and biogeochemical process dynamics during the melt season in both polar regions, including maritime glacial environments of the Antarctic Peninsula and Svalbard, and continental ice sheets in Greenland and Antarctica. Show Less