Susan Casey-Lefkowitz

Chief Program Officer

As chief program officer, Susan Casey-Lefkowitz directs NRDC’s Climate and Clean Energy, Healthy People and Thriving Communities, Nature, and International programs. These teams of lawyers, scientists, policy experts, analysts, and economists work to develop and implement policy and law solutions to challenging environmental problems—from research to practice, in the United States and around the world. 

Susan 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. Prior to joining NRDC, Susan 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. Susan is based in the Washington, D.C. office.

NRDC in Action

A Veteran of Uphill Battles

NRDC’s chief program officer, Susan Casey-Lefkowitz, knows that resistance takes persistence—and a lot of collaboration.