Ambassador Linda Thomas-Greenfield, nominated by President Joseph R. Biden, Jr., assumed her role as the Representative of the United States to the United Nations and the Security Council on January 20, 2021, following confirmation by the U.S. Senate on February 23, 2021. With a distinguished 35-year career in the U.S. Foreign Service, she previously served as Assistant Secretary of State for African Affairs, Ambassador to Liberia, and in various diplomatic roles across the globe, displaying her expertise in international relations.

Retiring from the State Department in 2017, Ambassador Thomas-Greenfield continued her impactful work, leading the Africa Practice at Albright Stonebridge Group and serving as the inaugural Distinguished Resident Fellow in African Studies at Georgetown University. Throughout her career, she has been recognized for her exceptional leadership and dedication, receiving prestigious awards such as the University of Minnesota Hubert Humphrey Public Leadership Award and the Bishop John T. Walker Distinguished Humanitarian Service Award. Holding degrees from Louisiana State University and the University of Wisconsin, she has been conferred honorary doctorates for her outstanding contributions to global affairs.