Sarah Sewall has worked at the nexus of national security and humanitarianism throughout her career in government, academia, and non-governmental organizations. She currently teaches at the Harvard Kennedy School and is program director for two of the Center's programs: Mass Atrocity Response Operations (MARO) and National Security & Human Rights.
Her research focuses on U.S. national security strategy, civil-military relations, and the ethics of fighting insurgencies and terrorism. As a participant in the Department of Defense MINERVA research initiative, she is completing, with John P. White, a year-long assessment of senior civil-military decision-making.
In 2007, she founded the MARO Project to create a military concept of operations for intervening to halt mass atrocity. Her prior work with the U.S. military included writing the introduction to the University of Chicago edition of the Army/Marine Corps Counterinsurgency Field Manual (2007).
Sewall was the first U.S. Deputy Assistant Secretary of Defense for Peacekeeping and Humanitarian Assistance during the Clinton Administration. She previously had served for six years as Senior Foreign Policy Advisor to Senate Majority Leader George Mitchell.
She serves on the Center for Naval Analysis Defense Advisory Committee, the National Academy of Sciences Committee on Offensive Information Operations and several non-profit boards. Educated at Harvard and Oxford as a Rhodes Scholar.