Katharine Jacobs is a faculty member at the University of Arizona (UA) in the Department of Soil, Water and Environmental Science and is the Director of the Center for Climate Adaptation Science and Solutions (CCASS) located on the UA campus in Tucson. CCASS supports climate change adaptation and assessment activities at regional, national and international scales, supported by University experts in a wide range of climate related fields. From 2010 – 2013, Jacobs served as an Assistant Director in the Office of Science and Technology Policy (OSTP) in the Executive Office of the President. Jacobs was the director of the National Climate Assessment, leading a team of 300 authors and more than a thousand contributors who wrote the Third NCA report. She also was the lead advisor on water science and policy, and climate adaptation within OSTP. Prior to her work in the White House, from 2006-2009 Jacobs was the Executive Director of the Arizona Water Institute, a consortium of the three state universities focused on water-related research, education and technology transfer in support of water supply sustainability. She has more than twenty years of experience as a water manager for the State of Arizona Department of Water Resources, including 14 years as director of the Tucson Active Management Area. Her research interests include water policy, connecting science and decision-making, stakeholder engagement, use of climate information for water management applications, climate change adaptation and drought planning. Ms. Jacobs earned her M.L.A. in environmental planning from the University of California, Berkeley. She has served on eight National Research Council panels and was Chair of the NRC Panel on Adapting to the Impacts of Climate Change and a member of the panel on America’s Climate Choices.