Founding partner of the Hyalite Group and a former U.S. Ambassador to the United Nations

Vice President for Public Policy and Advocacy at the International Rescue Committee and former Deputy Assistant Secretary for Near Eastern Affairs at the U.S. Department of State

Executive Director of the Solidarity Center

Non-Resident Senior Fellow with the Peter D. Bell Rule of Law Program at Inter-American Dialogue and former Deputy Assistant Secretary of Defense for Western Hemisphere Affairs at the U.S. Department of Defense

Herter/Nitze Distinguished Scholar at Johns Hopkins SAIS and former U.S. Deputy Secretary of State and Former Deputy National Security Advisor

Professor of the Practice of Diplomacy and International Relations at the Harvard Kennedy School of Government and former Under Secretary of State for Political Affairs

President of Ploughshares Fund and previously the Vice President for national security at the Center for American Progress

Chairman of the Arms Control Association and former Assistant Secretary of State for International Security and Nonproliferation

Associate Vice President at The Cohen Group and former Special Advisor to Vice President Joe Biden

Senior Research Scholar for Columbia World Projects and a Lecturer in Law at Columbia University Law School, former Principal Deputy National Security Advisor to President Obama, and former Deputy Director of the Central Intelligence Agency

Chief Executive Officer at Avicenna Strategy and former Senior Director at the White House

Managing Director, Head of Public Policy, Corporate Responsibility at JPMorgan Chase & Co. and former Deputy Secretary of State for Management and Resources

Director of the New Models of Policy Change project at New America's Political Reform program

Steven C. Hazy Senior Fellow at Stanford's Freeman Spogli Institute and former Deputy Assistant to President Barack Obama and National Security Advisor to Vice President Joe Biden

Director of Strategic Studies at the Johns Hopkins University-School of Advanced International Studies

Senior Transatlantic Fellow at the German Marshall Fund and former member of the U.S. House of Representatives

Chief Policy Officer at Friends of the Global Fight Against AIDS, Tuberculosis and Malaria and former Ambassador-at-Large and Director of the Office to Monitor and Combat Trafficking in Persons at the U.S. Department of State

Senior Advisor to the President and CEO at Cell-Ed and former U.S. Permanent Representative to the Organization of American States

Vice President of National Security and International Policy at the Center for American Progress and former Principal Deputy Assistant Secretary of Defense for Asian and Pacific Security Affairs

President & CEO at the International Crisis Group and former Special Assistant to the President in the Obama administration

Director of the Master of Science in Foreign Service program at Georgetown University and former Ambassador to Bulgaria

Executive Director of the PEN American Center and former Deputy Assistant Secretary of State for International Organizations

Chief Trust and Security Officer at Uber and former Director of the National Counterterrorism Center

Fellow in New America's International Security program and former National Security Council Spokesperson

Vice President for communications and strategy at the Carnegie Endowment for International Peace and the former White House Communications Director.

Senior Fellow at the Institute of European Studies at the University of California, Berkeley, and former U.S. Ambassador to Sweden

Founder and Managing Director of Restrepo Strategies and former Special Assistant to the President and Senior Director for Western Hemisphere Affairs on the National Security Council

Deputy Director of Studies and the Leon E. Panetta Senior Fellow at the Center for a New American Security and former Senior Advisor to National Security Advisor Susan Rice

Senior Counselor at Albright Stonebridge Group and former Under Secretary of State for Political Affairs

Senior fellow for National Security at Center for American Progress and former deputy assistant secretary of defense for South and Southeast Asia

Chancellor’s Faculty Fellow, Professor of Law, and Director of the Program on Law and Government at Vanderbilt Law School

President and CEO of Soderberg Global Solutions and former Deputy Assistant to the President for National Security Affairs and Representative to the U.N. as a Presidential Appointee

Senior Fellow for Diversity and Inclusion at InterAction and Special Advisor to World Learning, Inc

Vice Chairman at The Asia Group and former U.S. Ambassador to India

Director of the Women and Foreign Policy program at the Council on Foreign Relations and former Director of Policy and Senior Advisor in the Office of Global Women's Issues at the U.S. Department of State

Former CEO of Foley Hoag, LLP and former U.S. Ambassador to Norway