Elizabeth Van Winkle

Linda Robinson is Senior Fellow for Women and Foreign Policy at the Council on Foreign Relations, where she is currently writing a book about women political leaders and leadership archetypes. Robinson is a national security and foreign affairs expert, best-selling author, and prize-winning former foreign correspondent. She has testified before Congress multiple times on national security, the Middle East, and military issues. She is the author of three critically acclaimed and best-selling books about Afghanistan, Iraq and the special forces, One Hundred Victories (2013), Tell Me How This Ends (2008), and Masters of Chaos (2004).

She has served as chair of the Army War College Board of Visitors, for which she received the Army’s Outstanding Civilian Service Award, and as a member of the National Defense University board. She has also served as a senior adviser to the U.S. State Department, U.S. Central Command, and other military headquarters commands. As a volunteer advisor on the Biden presidential campaign, Robinson led the Special Operations / Low Intensity Conflict team of the Defense Working Group.

Before joining the Council on Foreign Relations, Robinson was a senior policy researcher and director of its Center for Middle East Public Policy at the RAND Corporation.

Bonny Lin is a senior fellow for Asian security and director of the China Power Project at the Center for Strategic and International Studies (CSIS). Previously, she was the acting associate director of the Strategy and Doctrine Program of RAND Project AIR FORCE and a political scientist at the RAND Corporation, where she analyzed different aspects of U.S. competition with China, including U.S.-China competition for influence in the Indo-Pacific and China’s use of gray zone tactics against U.S. allies and partners.

Her research advised senior leaders in the Department of Defense, including military leaders at U.S. Pacific Air Forces and U.S. Army Pacific. Dr. Lin also served in the Office of the Secretary of Defense from 2015 to 2018, where she was director for Taiwan, country director for China, and senior adviser for China. Dr. Lin holds a PhD in political science from Yale University, a master’s degree in Asian studies with a focus on China from the University of Michigan, and a bachelor’s degree in government from Harvard College.

Kimberly Lehn is the Senior Director at the Pacific Forum, in charge of the Honolulu Defense Forum (HDF). HDF seeks to facilitate dialogue and solutions between a wide range of actors from the private and public sectors to bolster deterrence in the Indo-Pacific in the face of an increasingly contested regional security environment.

She is a national security professional with over 20 years of experience in the U.S. federal government and in the private sector. She is the Founder of Diamond Pacific Strategies LLC in Honolulu, and a Senior Advisor at Beacon Global Strategies, a strategic advisory firm in Washington, D.C. advising leading companies on national security issues. She previously served in management and analytic roles at the Central Intelligence Agency as well as on assignments to the National Security Council’s Directorate of East Asia, the Department of State’s Intelligence and Research Bureau, and on the U.S. House of Representatives Armed Services Committee as a professional staff member with a focus on the Indo-Pacific, strategic competition with China and Russia, and the important role alliances and partnerships play to build collective security.

Heidi is a General Partner and Executive Vice President at America’s Frontier Fund, a venture capital fund that invests in frontier technologies vital to the long-term competitiveness and national security of the United States and close allies. She is also an Adjunct Senior Fellow at the Council on Foreign Relations where she specializes in Economic Statecraft and leads the high-level Roundtable Series on Geoeconomics. She is the former CEO, and remains a Partner, at International Capital Strategies – a boutique advisory firm that provides clients with market-relevant insights on the intersection of macroeconomics, geopolitics, policy and global financial markets.

She served on the Biden Treasury Department Transition team as lead on International Affairs through January 2021. From August 2019 through the 2020 election, she led and built Biden’s international economic policy team for his Presidential campaign, crafting and contributing to incoming Administration policy on national economic security, China policy, supply chain resilience, trade, energy and energy security, the IMF and Multilateral Development Banks, sanctions and export controls, as well as to the domestic competitiveness and investment agenda.

Nisha Biswal brings over 30 years of experience in U.S. foreign policy and international economic development including in the Executive Branch, in Congress and the private sector. Most recently, she served as Deputy CEO of the U.S. International Development Finance Corporation (DFC), overseeing operations, management and policy coordination, and helping DFC become the largest bilateral development finance institution in the world. Biswal was senior vice president for international strategy and global initiatives at the U.S. Chamber of Commerce from 2017-2023 and led the South Asia practice.

Her prior government service includes Assistant Secretary for South and Central Asian Affairs at the U.S. Department of State from 2013 to 2017. There she oversaw the U.S.-India strategic partnership, including the launch of an annual U.S.-India Strategic and Commercial Dialogue. She also initiated the C5+1 Dialogue with Central Asia and the US-Bangladesh Partnership Dialogue during her tenure as Assistant Secretary. Prior to that, Biswal was assistant administrator for Asia at the U.S. Agency for International Development (USAID),having previously worked in the Office of Foreign Disaster Assistance and the Bureau for Humanitarian Response. She also spent over a decade on Capitol Hill, working as staff director on the State and Foreign Operations Subcommittee on Appropriations as well as professional staff on the Foreign Affairs Committee in the House of Representatives.

Michele Pearce most recently served as Of Counsel at Covington and Burling LLP. Prior to Covington, Michele held several senior staff positions within the Department of Defense (DoD) and Congress. Most recently, she served as General Counsel (Acting) of the Department of the Army, providing legal and policy advice to the Secretary of the Army and other service leadership. In this role, Michele was responsible for legal matters related to modernizing acquisition and contracting practices to meet emerging threats, implementing AI and hypersonic systems, and reforming ethics and diversity and inclusion programs.

Prior to her role in the Army, Michele served as Deputy General Counsel (Legislation) at DoD. She was the principal legal advisor to DoD officials, including the Secretary of Defense, Deputy Secretary of Defense, and General Counsel on matters concerning legislation, investigations, and the Department’s Legislative Review Program, which considers more than 400 legislative proposals annually.

Alexis Prieur L’Heureux is Vice President at WestExec Advisors.

Prior to joining WestExec, Alexis most recently served as Chief of Staff for Congressman Seth Moulton (MA-06). Alexis ran his congressional office, including his work on the House Armed Services, Transportation and Infrastructure, and Budget Committees, and was also a Senior Advisor for his political action committee, Serve America. Alexis also served on President Joe Biden’s Presidential Transition Team as the lead for Department of Defense appointments. Before working on the Hill, Alexis served in President Obama’s Administration as a national security policy advisor at the Department of Defense (2009-2012, 2014-2017) and as a Deputy Executive Secretary at the U.S. Department of Treasury (2013-2014).

In addition to her government experience, Alexis has also worked to protect the vote for numerous campaigns at both the state and national levels, starting with then-Senator Obama’s 2008 primary campaign in New Hampshire. In 2017, Alexis co-founded All Voting Is Local, which is a non-profit that works to increase access to voting by improving how elections are run at the local level.

A retired career diplomat from the US Department of State, Annie is a Senior Non-Resident Associate at the Center for Strategic and International Studies, an Adjunct Professor at the City University of New York, and a public commentator on foreign policy. She is a life member of the Council on Foreign Relations and active on non-profit boards relating to NewYork City and Afghanistan advocacy.

As a self-employed consultant, Annie works with non-profits and think tanks on issues relating to US policymaking and fragile states, international organized crime, Afghanistan, and Latin America.

Her thirty-year diplomatic career focused on security, rule of law, and human rights policy. She was the Acting Deputy Assistant Secretary of State for Afghanistan and Deputy Chief of Mission in Kabul; Office Director for UN Peacekeeping and Sanctions; head of the $700 million security assistance program in Mexico; the lead human rights officer in Turkey and South Africa; and a Director at the National Security Council implementing policy on Central American migration. Ms. Pforzheimer is a graduate of Harvard, with a Masters in National Security Studies from the National Defense University.

Ambassador (ret) Laura Kennedy served almost four decades as a U.S. career diplomat. She spent much of her career working in or on the former Soviet Union and served multiple assignments in Geneva and Vienna on multilateral disarmament and non-proliferation (conventional, nuclear and biological) as well as a number of temporary assignments in New York, including the 2010 and 2015 NPT Review Conferences and heading the U.S. delegations to the UN Committee on Disarmament. She retired in 2013 but was recalled to service in 2014 to head the U.S. Embassy in Turkmenistan and then the U.S. Mission in Vienna where she served as the U.S. Governor on the Board of the International Atomic Energy Agency. She retired again in 2015.

Kennedy’s assignments included Deputy Assistant Secretary of State for Southern Europe, Central Asia and the Caucasus 2004-5, Ambassador to Turkmenistan 2001-3, Ambassador to the Conference on Disarmament in Geneva 2010-13 with concurrent service as U.S. Special Representative for Biological and Toxin Weapons Convention issues, Deputy Commandant of the National War College where she also taught for two years 2007-9, Charge d’Affaires in Armenia, and Deputy Political section chief in Moscow and Ankara. She is a member of the Leadership Council of Women in National Security (LCWINS) and the trilateral US-Germany-Russia Deep Cuts Commission. Kennedy has been a frequent press commentator and has lectured at various U.S. and international institutions including the Foreign Service Institute, the U.S. Army War College, the Army Command and General Staff College, universities and regional international affairs councils. She serves as an expert for the NewYork Times and Smithsonian Institution Silk Road travels to Central Asia. She has participated in a number of track two dialogues on nuclear arms control and nonproliferation and Asia. She is currently a member of the Secretary of State’s International Security Advisory Board.

After receiving her B.A. from Vassar College, Kennedy did graduate work at Stanford and American (M.A.) universities and is also a graduate of the Senior Seminar of the Department of State for which she later served as Dean.

The Honorable Robert M. Scher is a recognized expert in strategic planning, geopolitical risk assessment and mitigation, and government advocacy across the energy and defense sectors and on issues of international, national security, and US domestic politics. He has served in the public sector, worked in the private sector, and was appointed to a congressionally mandated commission by the Senate Majority Leader.

Bob was most recently the Vice President and Head of International Affairs for BP America. In this position he tracked and analyzed US foreign and national security policy as it affected BP’s businesses around the world.

Ambassador James O’Brien most recently served as Assistant Secretary of State for European and Eurasian Affairs after previously serving as Head of the Office of Sanctions Policy prior to this role.

Mr. O’Brien was Vice Chair of Albright Stonebridge Group (ASG) and led the firm’s Europe practice. A founder of the firm, he has worked extensively on issues affecting consumer goods, health, entertainment, environment, media (including free speech), information technology, telecommunications, and finance sectors. Mr. O’Brien is also a member of the management and investment committees of Albright Capital Management LLC, an affiliated investment advisory firm focused on emerging markets.

Mr. O’Brien has served two U.S. administrations as special presidential envoy, securing the release of Americans held hostage abroad and overseeing U.S. policy planning towards the Balkans. He has been senior advisor to the U.S. Secretary of State and served as the principal deputy director of policy planning at the State Department. He worked to end armed conflicts in Europe, helped develop non-proliferation initiatives after the Cold War, negotiated environmental agreements, and supported initiatives to investigate and prosecute persons responsible for war crimes.

Heather Samuelson is an attorney and strategic advisor with nearly two decades of experience in government, politics and the non-profit sector. She most recently served as Special Assistant to the President and Senior Confirmations Counsel in the White House Office of Legislative Affairs, guiding hundreds of Biden-Harris Administration nominees through the Senate confirmation process. Heather also served in the Obama-Biden Administration, first as White House Liaison at the U.S. Department of State, and then as Assistant Counsel in the White House Counsel’s Office. In these roles, she directed recruitment and vetting for national security positions and advised officials on federal ethics compliance.

Prior to rejoining government, Heather was the first General Counsel for the National Domestic Workers Alliance (NDWA) overseeing all legal matters for NDWA and its sister organization Care in Action. Heather also served as a longtime attorney and advisor to Secretary Hillary Rodham Clinton, including representing the Secretary before the U.S. House Select Committee on Benghazi, and serving as Chief Counsel for the 2016 Clinton-Kaine Pre-Election Transition team.

Former Chief Diversity and Inclusion Officer, Former U.S. Ambassador to the Republic of Malta and Former President of the Middle East Policy Council.

Ambassador Gina Abercrombie-Winstanley is the Non Resident Scholar of the Middle East Policy Council, a think tank that contributes to American understanding of the political, economic and and cultural issues that affect U.S. interests in the Middle East, Senior Advisor at the strategic advisory firm, West Exec Advisors, a BBC Contributor and a Senior Non-Resident Fellow at the Atlantic Council. Before her current appointments, she held a series of senior positions that included Ambassador to the Republic of Malta, Foreign Policy Advisor to the Commander of U.S. cyber forces, Deputy Coordinator for Counterterrorism for the Department of State where she negotiated the establishment of the International Institute for Justice and Rule of Law, and Country Director for Egypt, Syria, Jordan and Lebanon.Ms. Abercrombie-Winstanley was the first woman to lead a diplomatic mission in Saudi Arabia as the Principal Officer in Jeddah after taking on the position of Special Assistant to the Secretary of State for the Middle East and Africa.

Eileen Donahoe is the inaugural Special Envoy and Coordinator for Digital Freedom in the U.S. Department of State’s Bureau of Cyberspace and Digital Policy (CDP). Previously, she was the Executive Director of the Global Digital Policy Incubator at Stanford University’s Cyber Policy Center, where she worked to develop global digital policies that address human rights, security and governance challenges. She served as the first US Ambassador to the United Nations Human Rights Council in Geneva, during the Obama Administration. After leaving government, she was Director of Global Affairs at Human Rights Watch where she represented the organization worldwide on human rights foreign policy, with special emphasis on digital rights, cybersecurity and internet governance. Earlier in her career, she was a technology litigator at Fenwick & West in Silicon Valley.

Eileen serves as a member of Board of Directors of the National Endowment for Democracy; the World Economic Forum Council on the Future of Digital Economy; the University of Essex Advisory Board on Human Rights, Big Data and Technology; the NDI Designing for Democracy Advisory Board, and the Freedom Online Coalition Advisory Network.

Laura A. Dickinson is the Oswald Symister Colclough Research Professor of Law and Professor of Law at The George Washington University Law School. Her work focuses on national security, human rights, the law of armed conflict, and foreign affairs privatization. She has authored numerous articles and book chapters, including scholarship that has appeared in the American Journal of International Law, the Yale Journal of International Law, the NYU Journal of International Law and Politics, the William & Mary Law Review, the Emory Law Journal, and the Southern California Law Review. She also contributes regularly to the national security blog, Just Security. Professor Dickinson’s prizewinning book, Outsourcing War and Peace, published by Yale University Press, examines the increasing outsourcing of military and security functions, considers the impact of this trend on core public values, and outlines mechanisms for protecting these values in an era of privatization.

In addition to her scholarly activities, Professor Dickinson has a distinguished record of government service.

Shelby Pierson advises a broad range of defense-tech, AI, and national-security companies across venture-backed, early-stage, and growth ecosystems, with a tireless focus on integration and operational outcomes. She partners with CEOs, founders, and investors to scale technology for government adoption, accelerate product-market fit inside the national security enterprise, and shape mission-aligned strategies for data, AI/ML, advanced sensing, and geospatial innovation.

Shelby also serves on corporate boards, bringing expertise in enterprise risk, oversight, modernization, and international partnership management. Her portfolio work focuses on building tech-forward operating rhythms, aligning investments to measurable mission value, and strengthening governance to deliver durable performance. Shelby has more than 25 years of national security leadership experience in the U.S. intelligence community, known for translating strategy into execution across large, matrixed organizations.

Nilmini Rubin is the Chief Policy Officer for Hedera, a fast and energy-efficient global blockchain platform. She co-founded Fix the System, a coalition of organizations committed to election integrity and democracy strengthening in the U.S. Previously, Nilmini headed Tetra Tech’s global team implementing energy and internet projects that resulted in millions of people gaining access to electricity for the first time. For twelve years, she served as a senior aide on both the U.S. Senate Foreign Relations Committee and the U.S. House Foreign Affairs Committee where she spearheaded the passage of legislation to provide electricity access in Africa, increase global internet access, reduce corruption through transparency, and reform U.S. foreign assistance. As a Director at the National Security Council under President George W. Bush, Nilmini helped secure agreements on non-proliferation, international health and foreign aid. Nilmini was named a Young Global Leader by the World Economic Forum and is a member of its Experts Network. She is an advisor to the Women’s Democracy Network and Energy Growth Hub, and a member of the Council on Foreign Relations, the Academy of the Global Teacher Prize and the International Mindfulness Teachers Association.

Tracy Pakulniewicz is a senior national security and public affairs executive with more than two decades of experience advancing U.S. defense, homeland security, and international policy priorities across the Executive Branch, private sector, and nonprofit arenas. Her career has centered on strengthening alliances, supporting Service members and their families, and aligning communications, policy, and operational strategy to advance national and global security objectives.

Tracy recently served as the Senior Advisor in the Office of the Assistant Secretary of Defense for Manpower and Reserve Affairs, where she advised on policies impacting military readiness, recruiting, retention, the National Guard and Reserves, and family support — a portfolio valued at more than $8 billion. Her work included engagement with NATO Allies to advance shared approaches to recruitment and retention, including efforts to integrate and advance women across allied military forces. She has represented the United States in high-level discussions with NATO’s International Staff and Personnel Directors, contributing to alliance-wide strategies that strengthen the resilience and inclusivity of the modern force.

Elizabeth K. Horst is a former career U.S. diplomat with more than 25 years of experience leading policy, people, and partnerships across Europe and South Asia.  As Principal Deputy Assistant Secretary in the Bureau of South and Central Asian Affairs, she served as the bureau’s chief operating officer—overseeing policy development, budgets, staffing, strategic communications and U.S. engagement with 13 countries and 20 posts.  As the Deputy Assistant Secretary for Pakistan, she refocused the bilateral relationship on economic and security issues, and launched the U.S. – Pakistan Green Alliance to advance climate resilience, clean energy, and water security.  She was also responsible for Public Diplomacy to the regional audience of almost 2 billion people from Astana to Colombo.  She was nominated as U.S. Ambassador to Sri Lanka in 2024.

Her diplomatic career included leadership roles in Mission German as Minister Counselor for Public Diplomacy and in Tallinn, Estonia as Chargé d’Affaires and Deputy Chief of Mission, where she strengthened transatlantic security and economic cooperation.  Her Washington postings focused on regional security, economic development and foreign assistance, and spearheading mentoring and leadership initiatives.  Earlier assignments took her to Ukraine, Germany, Russia, Afghanistan, Tajikistan, Pakistan, and Niger, where she began her public service as a Peace Corps volunteer, working on food security and community health.

She holds degrees from the University of Kansas and the University of North Carolina at Chapel Hill and speaks German, Russian, French, and Hausa.

Rachel Vogelstein is a Professor at Columbia University’s School of International and Public Affairs and Director of the Women’s Initiative at the Columbia Institute of Global Politics, where she focuses on gender equality in the U.S. and globally. Most recently, she served in the Biden Administration as Special Assistant to the President and Deputy Director of the White House Gender Policy Council and Special Advisor on Gender at the National Security Council, leading policy development on health and reproductive rights, economic security, and democracy and political participation, among other issues. For over a decade, Rachel was an advisor to Secretary Hillary Clinton on women’s issues, serving on both of her presidential campaigns and as the Director of Girls’ and Women’s Initiatives at the Clinton Foundation. During the Obama Administration, she was an official in the Secretary’s Office of Global Women’s Issues at the U.S. Department of State, where she developed a landmark foreign policy agenda for women’s empowerment. Previously, she served as the Douglas Dillion Senior Fellow and Director of the Women and Foreign Policy Program at the Council on Foreign Relations. She is the author of Awakening: #MeToo and the Global Fight for Women’s Rights, which was recognized by the New York Times for capturing the global impact of the #MeToo movement, and began her career as a lawyer focused on reproductive rights.

Dr. Rebecca Bill Chavez is president and CEO of the Inter-American Dialogue. She is formerly a senior fellow in the Dialogue’s Rule of Law Program. She is a member of the Truman Center for National Policy Board of Directors, the Leadership Council for Women in National Security (LCWINS) Steering Committee, the Princeton University Institute for Regional and International Studies Advisory Board, and the Foreign Policy for America Advisory Board.

Dr. Chavez served as Deputy Assistant Secretary of Defense for Western Hemisphere Affairs from 2013 until 2016 where she prioritized Women, Peace, and Security initiatives, combatting the militarization of law enforcement, and expanding defense institution building programs. Her areas of focus included shaping Defense Department contributions to President Obama’s Central America Strategy, moving the U.S.- Mexico relationship beyond the narrow counternarcotics focus, supporting the Colombian peace process, resetting defense relations with Argentina and Brazil, and establishing a productive dialogue with Cuba on humanitarian assistance and disaster response.

Jeannette Gaudry Haynie, PhD, is a security and conflict scholar, retired Marine Corps officer and combat veteran, and former government senior executive leader. A New Orleans native and U.S. Naval Academy graduate, she is a Cobra attack helicopter pilot by trade who has served both within and outside the government in a wide range of leadership roles. Within the government, she has served on active duty, as a reservist, and in a civilian executive leadership role at the Department of Defense; outside of government, she has served as a principal research scientist, nonprofit executive, and adjunct professor.

Dr. Haynie served on active duty as a Cobra pilot and instructor before transitioning into the reserves and beginning graduate school. While serving on the Joint Staff and in the Marine Corps Commandant’s think tank, she earned her MA in Political Science from the University of New Orleans and her PhD in International Relations from The George Washington University. She retired after 22 years of combined active and reserve service in the Marine corps.

Ambassador Nina Hachigian (ret) was the first U.S. Special Representative for City and State Diplomacy at the U.S. Department of State from 2022 to 2025 in the Biden Administration.  Before that, Amb, Hachigian served as the first Deputy Mayor for International Affairs for the City of Los Angeles for five years. From 2014 to 2017, Ambassador Hachigian served as the second U.S. Ambassador to the Association of Southeast Asian Nations (ASEAN) in the Obama Administration.  Earlier, she was a Senior Fellow and a Senior Vice President at the Center for American Progress focused on Asia policy and U.S.-China relations. Before that, Ambassador Hachigian was the director of the RAND Center for Asia Pacific Policy for four years. 

Ambassador Hachigian served on the staff of the National Security Council in the Clinton White House from 1998-1999. She is the editor of Debating China: The U.S. – China Relationship in Ten Conversations (Oxford University Press, 2014) and co-author of The Next American Century: How the U.S. Can Thrive as Other Powers Rise (Simon & Schuster, 2008).  She went to Yale University and got her JD from Stanford University.

Essye Miller’s public service career spanned morethan three decades. She served most recently as Principal Deputy Chief Information Officer and Acting Defense Chief Information Officer at the Department of Defense, selected by former Secretary of Defense Jim Mattis. As a career member of the Senior Executive Service, Miller has deep expertise in information management and technology, cybersecurity, and critical satellite communications. She advises corporations on expansion into the public sector, the federal market, product portfolios, and executive strategy. Miller also serves as an advisor to the Information Security and Privacy Advisory Board, the Department of Commerce, and NGOs.

With a career spanning government, the non-profit sector, and law, Ms. Foster has deep expertise in the economic and political empowerment of women, and how to effectively integrate a gender-focused approach into foreign policy.

She is a co-founder of Smash Strategies, which provides strategic advice to corporations, institutions, and philanthropists to ensure that their investments in women and girls are effective and transformational. In 2021 through early 2023, Foster returned to the U.S. Department of State focusing on Afghan relocation, with a mandate to prioritize the needs of women and girls. She had previously served at the U.S. Department of State from 2012-2017 as a Senior Advisor/Counselor in the Secretary’s Office of Global Women’s Issues and at the US Embassy in Kabul, Afghanistan where she focused on women and civil society. Foster has also worked in private law practice, as a Chief of Staff to United States Senators Barbara Mikulski (D-MD) and Chris Dodd (D-CT), and in senior management positions in the non-profit sector. She is a lawyer by training.

Her first book, Take Action: Fighting for Women & Girls was published in October 2021. Her second book, co-authored with Susan Markham, Feminist Foreign Policy in Theory and Practice, was published in September 2023.

Dr. Kimberly A. McClain is a global strategist, retired U.S. Air Force Reserve officer, and CEO of TMG Strategic Advisors, LLC, a boutique firm advising governments, corporations, and investors on geopolitical risk, public-private partnerships, and enterprise resilience. With more than three decades of service across the U.S. military, federal government, and private sector, she is recognized for bringing clarity and precision to high-stakes decisions.

A Senate-confirmed Assistant Secretary at the U.S. Department of Housing and Urban Development (HUD), Dr. McClain led enterprise-wide strategy for a $79B federal budget, supported $1T in grants and $6T in securities, and secured $400M in reinvestments for underserved programs. At the U.S. Department of Veterans Affairs, she coauthored breakthrough legislation that delivered long-term health benefits to over 5M veterans. Earlier, as an Air Force executive, she directed policy and engagement for a $179B enterprise, improving operational performance and strengthening congressional relationships.

Her distinguished military career spanned 30 years, including senior advisory roles for the Chairman of the Joint Chiefs of Staff, where she negotiated $2B in international defense partnerships and built enduring coalitions across 45+ countries. She also pioneered the first regional cybersecurity cooperation strategy for Latin America under U.S. Cyber Command.

Caroline Zier has over 15 years of experience in defense and national security, and is currently the Deputy Lead for National Security Policy at OpenAI. She previously served as the Deputy Chief of Staff to the Secretary of Defense, where she was responsible for helping manage the Secretary of Defense’s executive staff and providing counsel and advice to the Secretary on all matters concerning the Department.

From 2021 to 2023, Caroline was the Senior Advisor and Special Assistant to the Secretary of Defense with responsibility for policy and national security matters. From 2018 to 2021, Caroline was the Director for Global Posture within the Office of the Secretary of Defense for Policy, leading a team responsible for providing oversight and management of the forces, footprint, and agreements that support the Department’s global operations and activities.

From 2016 to 2018, Caroline served as the Chief of Staff to the Assistant Secretary of Defense for Indo-Pacific Security Affairs. She joined the Office of the Secretary of Defense for Policy in 2009, and held several other positions in the organization.  Prior to her government service, Caroline worked at Morgan Stanley in New York as an analyst. She graduated from Yale University with a Bachelor of Arts and received a Master of Science in Foreign Service from Georgetown University. She is the recipient of the Distinguished Public Service Award and the Meritorious Civilian Service Award. She is a nonresident senior fellow at the Atlantic Council’s Scowcroft Center for Strategy and Security.