Jeffrey T. Kiehl, National Center for Atmospheric Research, Boulder, Colorado
Richard G. Klein, Department of Anthropology and Department of Biology, Stanford University, California
Mark A. Maslin, Department of Geography, University College London, United Kingdom
David Pilbeam, Department of Human Evolutionary Biology and Peabody Museum, Harvard University, Cambridge, Massachusetts
Anne C. Stone, School of Human Evolution and Social Change, Arizona State University, Tempe
Bernard A. Wood, Department of Anthropology, George Washington University, Washington, D.C.
Although the reviewers listed above have provided many constructive comments and suggestions, they were not asked to endorse the conclusions or recommendations nor did they see the final draft of the report before its release. The review of this report was overseen by P. Geoffrey Feiss, College of William and Mary, Williamsburg, Virginia, appointed by the Divison on Earth and Life Studies, who was responsible for making certain that an independent examination of this report was carried out in accordance with institutional procedures and that all review comments were carefully considered. Responsibility for the final content of this report rests entirely with the authoring committee and the institution.