Sarah Holewinski is an expert on civilian protection in war.

Holewinkski is a professor of practice at the School of Politics and Global Studies. 

Holewinski served for nearly a decade as executive director of the Center for Civilians in Conflict, leading the organization's efforts to advise warring parties on civilian harm in Iraq, Afghanistan, Burma, Somalia, Libya, and elsewhere.

She was senior advisor to the Chairman’s Action Group (CAG) and the Transregional Threats Coordination Cell (T2C2) on The Joint Staff at the U.S. Department of Defense. She was also a senior fellow with the Center for a New American Security during that time.

Holewinski previously served as Ambassador Samantha Power's deputy chief of staff for policy at the US Mission to the United Nations.