Mallory Stewart was from January 2015 until January 2017, the Deputy Assistant Secretary of State for Emerging Security Challenges and Defense Policy in the Bureau of Arms Control, Verification, and Compliance (AVC). In that role, she was responsible for overseeing 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 lead lawyer for the U.S. delegation that negotiated the Ballistic Missile Defense 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 was a litigation associate at the law firm of Sullivan and Cromwell prior to joining the State Department.
Ms. Stewart is a graduate of Harvard College and Stanford Law School.
CLW appointments Biden Administration
Though we are sad to see them go, the Center and Council are proud of the board members and staff that have joined the Biden administration. Most critically, Alexandra Bell has left her position as Senior Policy Director after being appointed as Deputy Assistant Secretary of State in the Bureau of Arms Control, Verfication and Compliance.
Mallory Stewart and Spencer Boyer left the Center Board of Directors to fulfill their respective roles of Senior Director for Arms Control, Disarmament, and Nonproliferation on the National Security Council; and Deputy Assistant Secretary of Defense for Europe and NATO Policy. From the Center’s Szilard Advisory Board, Anthony Wier has left to become Deputy Assistant Secretary of State in the Bureau of International Security and Nonproliferation; Colin Kahl to become Under Secretary of Defense for Policy; and Ned Price to become Department of State Spokesperson.
Bishop Garrison has left the Council Board of Directors following his appointment to Senior Adviser to the Secretary of Defense for Human Capital and Diversity, Equity, and Inclusion in the Immediate Office of the Secretary, a new position within the department.
These appointments are tremendous wins for our country and every person who believes a world free from nuclear threats is possible. We look forward to the great work they will do under the new administration and wish them all the best of luck.