-Kevin Trenberth, Sc.D, Distinguished Senior Scientist, Climate Analysis Section, National Center for Atmospheric Research
-Richard Somerville, Ph.D., Distinguished Professor, Scripps Institution of Oceanography, University of California, San Diego
-Katharine Hayhoe, Ph.D., Director, Climate Science Center, Texas Tech University
-Rasmus Benestad, Ph.D., Senior Scientist, The Norwegian Meteorological Institute
-Gerald Meehl, Ph.D., Senior Scientist, Climate and Global Dynamics Division, National Center for Atmospheric Research
-Michael Oppenheimer, Ph.D., Professor of Geosciences ; Director, Program in Science, Technology and Environmental Policy, Princeton University
-Peter Gleick, Ph.D., co-founder and president, Pacific Institute for Studies in Development, Environment, and Security
-Michael C. MacCracken, Ph.D., Chief Scientist, Climate Institute, Washington
-Michael Mann, Ph.D., Director, Earth System Science Center, Pennsylvania State University
-Steven Running, Ph.D., Professor, Director, Numerical Terradynamic Simulation Group, University of Montana
-Robert Corell, Ph.D., Chair, Arctic Climate Impact Assessment ; Principal, Global Environment Technology Foundation
-Dennis Ojima, Ph.D., Professor, Senior Research Scientist, and Head of the Dept. of Interior’s Climate Science Center at Colorado State University
-Josh Willis, Ph.D., Climate Scientist, NASA’s Jet Propulsion Laboratory
-Matthew England, Ph.D., Professor, Joint Director of the Climate Change Research Centre, University of New South Wales, Australia
-Ken Caldeira, Ph.D., Atmospheric Scientist, Dept. of Global Ecology, Carnegie Institution
-Warren Washington, Ph.D., Senior Scientist, National Center for Atmospheric Research
-Terry L. Root, Ph.D., Senior Fellow, Woods Institute for the Environment, Stanford University
-David Karoly, Ph.D., ARC Federation Fellow and Professor, University of Melbourne, Australia
-Jeffrey Kiehl, Ph.D., Senior Scientist, Climate and Global Dynamics Division, National Center for Atmospheric Research
-Donald Wuebbles, Ph.D., Professor of Atmospheric Sciences, University of Illinois
-Camille Parmesan, Ph.D., Professor of Biology, University of Texas ; Professor of Global Change Biology, Marine Institute, University of Plymouth, UK
-Simon Donner, Ph.D., Assistant Professor, Department of Geography, University of British Columbia, Canada
-Barrett N. Rock, Ph.D., Professor, Complex Systems Research Center and Department of Natural Resources, University of New Hampshire
-David Griggs, Ph.D., Professor and Director, Monash Sustainability Institute, Monash University, Australia
-Roger N. Jones, Ph.D., Professor, Professorial Research Fellow, Centre for Strategic Economic Studies, Victoria University, Australia
-William L. Chameides, Ph.D., Dean and Professor, School of the Environment, Duke University
-Gary Yohe, Ph.D., Professor, Economics and Environmental Studies, Wesleyan University, CT
-Robert Watson, Ph.D., Chief Scientific Advisor to the UK Department of Environment, Food and Rural Affairs ; Chair of Environmental Sciences, University of East Anglia
-Steven Sherwood, Ph.D., Director, Climate Change Research Centre, University of New South Wales, Sydney, Australia
-Chris Rapley, Ph.D., Professor of Climate Science, University College London, UK
-Joan Kleypas, Ph.D., Scientist, Climate and Global Dynamics Division, National Center for Atmospheric Research
-James J. McCarthy, Ph.D., Professor of Biological Oceanography, Harvard University
-Stefan Rahmstorf, Ph.D., Professor of Physics of the Oceans, Potsdam University, Germany
-Julia Cole, Ph.D., Professor, Geosciences and Atmospheric Sciences, University of Arizona
-William H. Schlesinger, Ph.D., President, Cary Institute of Ecosystem Studies
-Jonathan Overpeck, Ph.D., Professor of Geosciences and Atmospheric Sciences, University of Arizona
-Eric Rignot, Ph.D., Senior Research Scientist, NASA’s Jet Propulsion Laboratory ; Professor of Earth System Science, University of California, Irvine
-Wolfgang Cramer, Professor of Global Ecology, Mediterranean Institute for Biodiversity and Ecology, CNRS, Aix-en-Provence, France