Leslie G. Fields, Esq. brings thirty years of federal, state, local and international environmental justice and environmental law and policy experience to the Sierra Club. She serves on the boards of the Children's Environmental Health Network and Empower DC. She also serves on the board of Adeso African Solutions (an East African natural resources and development organization based in Nairobi, Kenya) and has been an adjunct law professor at Howard University School of Law. Fields was appointed by President Obama to serve on the Board of Directors of the Mickey Leland Urban Air Toxics Research Center. In 2018, she received the American Bar Association SEER Dedication to Diversity and Justice Award and the Sierra Club Mike McCloskey Award. In 2021, Fields received the Gertrude R. Rush Award from the National Bar Association. Leslie Fields is a graduate of Cornell University, the Georgetown University Law Center and licensed in the Commonwealth of Massachusetts, the District of Columbia and the US Supreme Court.