Rosina Bierbaum is the co-director of the World Development Report 2010 on climate change. Since 2001, she has been the Dean and Professor at the School of Natural Resources and Environment (SNRE) at the University of Michigan. Previously, Dr. Bierbaum served for two decades in environmental science policy leadership positions in both the legislative and executive branches of government, culminating as director of the Environment Division of the White House Office of Science and Technology Policy, a Senate-confirmed position. She is an elected Fellow of the American Academy of Arts and Sciences and the American Association for the Advancement of Science. She currently serves on the National Research Council’s Board on Atmospheric Sciences and Climate; as a trustee of the University Corporation for Atmospheric Research; on the board of the Federation of American Scientists; and on the Science Advisory Council for the MacArthur Foundation, among others. Dr. Bierbaum received her B.S. in Biology and B.A. in English from Boston College, and earned her Ph.D. in Ecology and Evolution at the State University of New York, Stony Brook.