Mallory Stewart is the Deputy Assistant Secretary for Emerging Security Challenges and Defense Policy in the Bureau of Arms Control, Verification, and Compliance (AVC). She is responsible for the management of the Office of Emerging Security Challenges and the Office of Chemical and Biological Weapons Affairs.
Ms. Stewart joined the State Department in 2002 as an attorney in the Legal Adviser’s Office (L). During her time in L, Ms. Stewart represented the United States before the Iran-U.S Claims Tribunal as an attorney in the Office of Claims and Investment Disputes. She focused on international and domestic treaty law in the Office of Treaty Affairs, and she worked on numerous legal issues related to nonproliferation sanctions, conventional weapons and weapons of mass destruction, missile defense, and space in the Office of Nonproliferation and Arms Control. She was the State Department lawyer for the U.S. delegation that negotiated the Ballistic Missile Agreements with Poland and Romania, and she was the lead lawyer on the 2013 U.S.-Russian Framework for the Elimination of Syrian Chemical Weapons. In 2014, Ms. Stewart was a recipient of the Secretary’s Award for Excellence in International Security Affairs for her work on the international effort to eliminate Syrian chemical weapons.
Ms. Stewart is a graduate of Harvard College and Stanford Law School.