Susan Casey-Lefkowitz’s work is focused on climate change and fossil fuels. She joined NRDC in 2000 as director of work in Canada, starting and leading the campaigns against tar sands development and the Keystone XL pipeline. She then led the International program, served as deputy director of programs, and coordinated the Clean Power Plan initiative before becoming chief program officer. As chief program officer, Casey-Lefkowitz directed NRDC’s policy advocacy to tackle climate change, build healthy communities, and protect nature in the U.S. and around the world. Prior to joining NRDC, she worked to advance international law and policy at the Environmental Law Institute and at the IUCN Environmental Law Center. She received her bachelor’s in Latin American studies from the University of Virginia and her law degree from the University of Virginia School of Law. Casey-Lefkowitz is based in the Washington, D.C. office.