Roger G. Barry, Ph.D., University of Southampton,U.K., 1965, is Professor of Geography and Director, World Data Center for Glaciology, Boulder/National Snow & Ice Data Center, rostered in the Cooperative Institute for Research in Environmental Sciences (CIRES). WDC/NSIDC has 75 staff who manage and distribute snow and ice data and information (see http://nsidc.org/). Roger was appointed Distinguished Professor of Geography by the Board of Regents of the University of Colorado in March 2004. In June 2007, he was awarded the Founder's Medal--one of two gold medals awarded annually--by the Royal Geographical Society, London. In October 2007 the Intergovernmental Panel on Climate Change (IPCC) was named to receive the 2007 Nobel Peace Prize, along with former Vice President Al Gore. Barry was a review editor for two chapters in the most recent IPCC report, Climate Change 2007. In Volume 1, The Physical Science Basis, he reviewed "The cryosphere" and in Volume 2, Impacts, Adaptation and Vulnerability he reviewed "The Polar Regions".His major interests are in Arctic climate, cryosphere - climate interactions, mountain climate and climatic change. His work is supported by NASA, NSF and NOAA. Roger is a Fellow of the American Geophysical Union and foreign member of the Russian Academy of Natural Sciences. He serves as co-Vice Chair of the Scientific Steering Group for the World Climate Research Programme's project on Climate and Cryosphere (CliC) and is a member of the Terrestrial Observations Panel for Climate (TOPC). He also serves on the editorial boards of Physical Geography and Polar Geography.Roger is fluent in French, German and Russian. He was a Fulbright Teaching Scholar at Moscow State University, Russia in spring 2000 and has held visiting appointments at the Laboratoire de Glaciologie et Geophysique, Grenoble, ETH, Zurich, the Alfred Wegener Institute for Marine and Polar Research, Bremerhaven, the Climatic Research Unit at University of East Anglia, U.K., the Institute of Astronomy and Geophysics at the University of Louvain-la-Neuve, Belgium, the Department of Geography, University of Canterbury, Christchurch, New Zealand, and the Department of Biogeography and Geomorphology, Australian National University, Canberra.