Jason Anderson

As a Senior Program Director, Jason Anderson oversees the Governance & Diplomacy and Super Pollutant programs at ClimateWorks. His work spans efforts ranging from implementing the Paris Agreement to cleaning up dirty shipping and preventing methane leakage.

Jason has over 25 years of experience in climate and clean energy, beginning in the solar energy conversion office at the U.S. Department of Energy, which led him to promote photovoltaics for rural electrification in Central America. Jason then worked in a range of climate organizations in Brussels for 15 years, ranging from Climate Action Network Europe to the Institute for European Environmental Policy to the World Wildlife Foundation (WWF). Jason was a lead author of the IPCC special reports on ozone and climate interactions, and on carbon capture and storage; in 2007 Jason was acknowledged for his contribution to the IPCC’s Nobel Peace Prize.

Jason holds a Masters in Public Policy degree and a Masters in Science in energy and resources from the University of California Berkeley, and a degree in biological anthropology from Harvard University.

Catherine Witherspoon

Catherine Witherspoon advises ClimateWorks on the linkages between air quality management, short lived climate pollutants, and climate mitigation. Previously, she served as the program director for ClimateWorks’ non-CO₂ fast action campaign. She has 26 years of regulatory, legislative, and management experience in the air quality field. Ms. Witherspoon started as a student assistant at the California Air Resources Board in 1981, and eventually rose to Executive Officer (2003-2007). In that role, she managed a staff of 1,100 and an annual budget of $350 million. Ms. Witherspoon was directly involved in the drafting of the California Clean Air Act and California’s landmark Greenhouse Gas Solutions Act.  In the mid-1990s, she left state government and served briefly as an Expert Consultant to the U.S. Environmental Protection Agency (Region 9), Legislative Director for the South Coast Air Quality Management District, and sole proprietor of her own consulting firm, before returning to CARB in 1999 as Senior Policy Advisor to the then-Chairman Dr. Alan Lloyd.  Ms. Witherspoon has a BA in Politics from the University of California at Santa Cruz.