Avril Haines

Ms. Jennifer Gavito joined The Cohen Group as a Senior Advisor in 2024 and co-leads the firm’s Middle East practice. A career Senior Foreign Service officer with the rank of Minister-Counselor, Ms. Gavito spent over 25 years at the intersection of international and economic policy in senior diplomatic positions in Washington and throughout the Middle East and Europe, on the staff of the National Security Council, and as a senior advisor to the Department of Defense.

Ms. Gavito served most recently as the Acting Principal Deputy Assistant Secretary of State for Near Eastern Affairs where she coordinated policy recommendations for the Secretary of State and other senior US government leaders and oversaw the work of 22 diplomatic posts in 18 countries throughout the Middle East. Prior to that, she was the Deputy Assistant Secretary of State for Iraq and Iran. She concurrently served as Deputy Assistant Secretary of State for Press and Public Diplomacy, leading hundreds of staff in Washington and throughout the Middle East in strategic communications strategy and engagement. Prior to retiring from government service, Ms. Gavito was nominated by President Biden in January 2024 to serve as the US Ambassador to the State of Libya. Ms. Gavito has held a range of leadership roles at US embassies and consulates around the world. She was Minister-Counselor for Political Affairs at the US Embassy in London from 2018–2021, US Consul General to Bavaria from 2015–2018, and Political Counselor at US Consulate General Jerusalem from 2012–2015. Earlier assignments include, among others, Senior Foreign Policy Advisor to the Director for Strategy, Plans, and Programs (J-5) at the US Africa Command; Deputy Consul General at US Consulate General Dubai; Director for Syria and Lebanon at the National Security Council; Deputy Director for North Africa at the Department of State; and head of the Economic and Commercial Section at US Embassy Beirut.

Bess Dopkeen is the founder of Keen Edge Strategies, LLC and has worked for over two decades in Defense. She advises small and nontraditional companies as they work to provide their innovative technology to the Department of War.

Bess was the Senior Advisor to the Under Secretary of Defense for Research and Engineering for three years. At R&E she championed and guided policy, issues, and programs spanning from basic research through prototyping, experimentation, and transition. Previously Bess was a professional staff member on the House Armed Services Committee and the majority’s lead for the Science and Technology and Countering Weapons of Mass Destruction portfolios. Before the Hill she was a senior analyst in the Office of the Secretary of Defense’s Cost Assessment & Program Evaluation. She led the Defense Innovation Board’s 2018 congressionally mandated Software Acquisition and Practices study for the Under Secretary of Acquisition and Sustainment, was the Program Manager for the Cost Assessment Data Enterprise, and ran the Better Data for Acquisition effort for the Assistant Secretary of Defense for Acquisition. She worked on major analyses for the Secretary including CAPE’s national security space launch study, evolutionary satellite acquisition-efficiency project, and National Nuclear Security Administration’s national labs labor-cost analysis.

Bess holds degrees from Tufts University and the Eisenhower School for National Security and Resource Strategy at National Defense University, where she was a distinguished graduate. She is a recipient of the Office of the Secretary of Defense Medal for Exceptional Civilian Service and the Secretary of Defense Medal for Outstanding Public Service. Bess was a Council on Foreign Relations Term Member, a Center for a New American Security Next Generation fellow, a Truman National Security Project fellow, and a Tufts University Dutko fellow. Bess helped create Tufts’ Tisch College of Civic Life’s summer DC fellowship and mentorship program and created and led the Tufts Fellowship program in the Pentagon for over a decade. She lives in Washington, DC with her husband, Paul Voosen, a science journalist for Science Magazine, and their two children.

Reta Jo Lewis most recently served as President and Chair of the Export Import Bank.  Previously, she was Senior Fellow and Director of Congressional Affairs at The German Marshall Fund of the United States where she was the principal liaison between GMF and Congress and built extensive congressional relationships.  During the Obama Administration, from 2010 to 2013, she served as the U. S. Department of States’ first-ever Special Representative for Global Intergovernmental Affairs, under Secretaries of State Hillary Clinton and John Kerry. Lewis led the office charged with building strategic peer- to-peer relationships between the Department of State, U.S. state and local officials, and their foreign counterparts. In her post, she served as the State Department’s lead interlocutor in negotiating and executing the first historic agreements to solidify subnational cooperation and engagement efforts with BRICS (Brazil, Russia, India, China, and South Africa) countries and with targeted countries in the European Union. She was the principal architect that led the global engagement of U.S. state and local government leaders’ integration into and strategy regarding sustainability and climate change to RIO+20, COP-16, COP-17 and COP-18. In 2013, she was awarded the Secretary’s Distinguished Service Award.

Tressa Steffen Guenov is Director for Programs and Operations & Senior Fellow, Scowcroft Center for Security Studies at the Atlantic Council. She previously served as Principal Deputy Assistant Secretary of Defense for International Security Affairs (ISA), Office of the Under Secretary of Defense for Policy (OUSDP). In that role she supported the Assistant Secretary of Defense/ISA in a range of policy, leadership, management, and advisory capacities for the offices of African Affairs; European and NATO Policy; the Middle East; and Russia, Ukraine, and Eurasia.

Previously, Tressa was Senior Adviser to Deputy Secretary of Defense Dr. Kathleen Hicks, where she supported the Deputy on a variety of strategy development and stakeholder engagement efforts. Tressa also served as Assistant Secretary of Defense for Legislative Affairs (Acting) and PDASD for Legislative Affairs from 2015-2017. In her government career she also served in the State Department as a Presidential Management Fellow, as a special assistant to USDP and the Principal Deputy USDP, and as a country director for Central Asia issues.

Allison Peters previously served as the Deputy Assistant Secretary of State in the Bureau of Democracy, Human Rights, and Labor at the U.S. Department of State where she oversaw the Bureau’s Office of Multilateral and Global Affairs, including its work on technology and human rights, Office of East Asian and Pacific Affairs, and Office of Policy Planning and Public Diplomacy. Previously, Ms. Peters served as the Senior Advisor to the Under Secretary for Civilian Security, Democracy, and Human Rights and the Senior Advisor to the Assistant Secretary for International Narcotics and Law Enforcement Affairs where she worked to advance rights-respecting approaches to technology and cyber policy and counter threats.

Prior to her time in government, Peters served as the Deputy Director of the National Security Program at the think tank Third Way where she regularly advised policymakers on a broad spectrum of foreign policy and national security issues. In this capacity, she helped to lead the Program’s Cyber Enforcement Initiative where her writing, research, and policy development focused on strengthening global cooperation and capacity to identify and bring to justice malicious cyber actors.

Alexis Lasselle Ross is the President of Apex Defense Strategies, LLC, a strategic advisory firm that guides companies as they navigate the defense market. Ross founded Apex after more than two decades as an executive in the public and private sectors. Her consultancy draws upon this experience to offer companies a unique blend of strategic planning and executive advising on the  epartment of Defense’s acquisition system, the U.S. defense industrial base, and the planning and execution of large-scale change.

Most recently, Ross performed strategic planning at General Dynamics, advising corporate leadership on managing critical issues and navigating government business. Prior to entering the private sector, Ross served in a variety of senior positions in both the  executive and legislative branches of the U.S. government. She served as the deputy chief of staff to the Secretary of Defense,  advising the secretary and ensuring execution of Department of Defense policy, programs, and organizational restructuring.  During her tenure, she performed the duties of the undersecretary of defense for personnel and readiness, leading the  department’s healthcare and human resources systems during the early response to the COVID-19 pandemic. Previously, Ross served as the deputy assistant secretary of the army for strategy and acquisition reform, where she designed and implemented improvements to the Army acquisition system, including new policies on intellectual property and advanced manufacturing.

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.

Lisa Curtis is Senior Fellow and Director of the Indo-Pacific Security Program at the Center for a New American Security. She is a foreign policy and national security expert with over 20 years of service in the U.S. government, including at the NSC, CIA, State Department, and Capitol Hill. Her work has centered on U.S. policy toward the Indo-Pacific and South Asia, with a particular focus on Afghanistan, U.S.- India strategic relations, Quad (U.S., Australia, India, and Japan) cooperation, counterterrorism strategy in South and Central Asia, and China’s role in the region.

Curtis served as Deputy Assistant to the President and NSC Senior Director for South and Central Asia from 2017-2021 under three successive National Security Advisors. During her tenure at the NSC, she coordinated U.S. policy development and implementation of the South Asia Strategy approved by the President in 2017 and was the NSC representative at several rounds of the U.S.-Taliban negotiations held in 2019 and 2020. She was also a key contributor to the Indo-Pacific Strategic Framework approved by the President in 2018.

Amanda Simpson is an advisor and consultant on aerospace, energy, and DEI as the CEO of Third Segment LLC. She is a nationally renowned speaker and has presented at corporations, government agencies, civic organizations, conferences, and colleges around the country on technology and aerospace innovation as well as gender and diversity.

Formerly she was Vice President for Research and Technology and Head of Sustainability at Airbus Americas, responsible for  coordinating technology development, research activities, and innovation for Airbus in the western hemisphere. She was also the Head of Sustainability efforts for Airbus in the Americas and has been an outspoken advocate for future flight concepts and clean aviation.

Ms. Simpson joined Airbus following government assignments in the United States Department of Defense. She was the Deputy Assistant Secretary of Defense for Operational Energy, responsible for developing the strategy for the utilization of energy for military operational forces worldwide and was the senior advisor to the Secretary of Defense for all matters pertaining to energy in our military.

Mary O’Brien is a retired U.S. Air Force lieutenant general officer and a leader in cybersecurity, intelligence, emerging technology, and national security. With 34 years of distinguished military service, she commanded at every level of the Air Force and served in pivotal staff leadership roles, including the Joint Staff Director of Command, Control, Communications and Computer/Cyber, and Chief Information Officer, the Air Force Deputy Chief of Staff for Intelligence, Surveillance, Reconnaissance, and Cyber Effects Operations, and the Director of Intelligence, U.S. Cyber Command. An innovator, Mary pioneered advancements in the integration of unmanned aerial vehicles, networked weapons, and advanced intelligence sensors, significantly enhancing military operational capabilities. Mary is also a proud recipient of the National Defense University College of Information and Cyberspace Rear Admiral Grace Hopper Award, recognizing her innovative contributions to the fields of information and cyberspace.

She is the CEO of Mary O’Brien Strategies, LLC, a consulting business which provides clients with expert guidance to navigate complex digital challenges, focusing on risk mitigation, technology integration, and resilience-building strategies.

Carole House is a strategic technology executive who has spent her career focusing on leveraging innovative technologies to combat national security threats. She is the founder and CEO of a strategic technology and national security advisory practice, Penumbra Strategies, and serves as a Distinguished Senior Fellow at the Association for Certified Anti-Money Laundering Specialists (ACAMS) and a Senior Fellow at the Atlantic Council GeoEconomics Center.  Carole recently departed the White House National Security Council (NSC) as Special Advisor for Cybersecurity and Critical Infrastructure. She previously served as the NSC Director for Cybersecurity and Secure Digital Innovation.  During her time at the White House, Carole architected two Executive Orders driving critical steps to promote innovation in cybersecurity, digital identity, artificial intelligence, and digital assets. Carole has held positions in the private sector as an Executive in Residence at Terranet Ventures, Inc., co-founder and interim COO for a stealth fintech startup, and served on advisory boards for three financial regulatory agencies and three non-profits.  She also has been recognized for her leadership in cyber and emerging tech initiatives, including the prestigious “Fed100” award and AFFIRM’s “Leadership in Crisis” award, in addition to various publications across the Atlantic Council, Bloomberg, the Small Wars Journal, and the Military Review.  Carole’s prior government experience includes service as a U.S. Army Captain as well as positions leading emerging tech, cybersecurity, and national security initiatives across the White House, Senate Homeland Security Committee, and the U.S. Treasury.

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.

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.

Dr. Evelyn N. Farkas has three decades of experience working on national security and foreign policy in the U.S. executive, legislative branch, private sector and for international organizations overseas. She is currently the executive director of the McCain Institute at Arizona State University. Prior to that, she was president of Farkas Global Strategies and a senior fellow at the German Marshall Fund of the United States and the Atlantic Council and national security contributor for NBC/MSNBC.

She served from 2012 to 2015 as deputy assistant secretary of defense for Russia/Ukraine/Eurasia, also covering the Balkans, Caucasus and conventional arms control. From 2010 to 2012, she was the senior advisor to the Supreme Allied Commander Europe and special advisor to the Secretary of Defense for the NATO Summit. Prior to that, she was the executive director of the Commission on the Prevention of Weapons of Mass Destruction Proliferation and Terrorism and senior fellow at the American Security Project. From 2001 to 2008, she served as a professional staff member of the Senate Armed Services Committee responsible for Asia Pacific, Western Hemisphere, Special Operations Command, and policy issues including combatting terrorism and export control.

From 1997-2001, Dr. Farkas was a professor of international relations at the U.S. Marine Corps Command and Staff College. She served 1996-97 in Bosnia with the Organization for Security and Cooperation in Europe (OSCE). She has published numerous journal articles and opinion pieces, including “Fractured States and U.S. Foreign Policy: Iraq, Ethiopia, and Bosnia in the 1990s” (Palgrave/St Martin’s Press). She speaks Hungarian and German and has studied French, Spanish, Serbo-Croatian, Russian, and Hindi.

With over 30 years of government service, Katharina (Katrina) McFarland is widely recognized as a leading subject-matter expert on government procurement. She served as Chairman of the Board of Army Research and Development at the National Academies of Science, and as a Director on the Boards of SAIC and Transphorm, She was previously the Assistant Secretary of Defense for Acquisition (2012 to 2017) and acting Assistant Secretary of the Army (Acquisition, Logistics & Technology) (2016-2017). She was President of the Defense Acquisition University from 2010 to 2012 From 2006 to 2010, Ms. McFarland was the Director of Acquisition, Missile Defense Agency. She is an accredited Materials, Mechanical, Civil and Electronics Engineer. She has received an Honorary Doctoral of Engineering from the University of Cranfield, United Kingdom; the Presidential Meritorious Executive Rank Award, the Secretary of Defense Medal for Meritorious Civilian Service Award, the Department of the Navy Civilian Tester of the Year Award, and the Navy and United States Marine Corps Commendation Medal for Meritorious Civilian Service. Ms. McFarland brings substantial experience with the U.S. Department of Defense, Department of Army, and Intelligence Community procurement with focus on Space applications, Artificial Intelligence, Cyber, and IT technologies.in defense acquisition, program management, logistics and technology.

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.

Caitlin Hayden is the London-based Group Communications Director for BAE Systems, one of the largest aerospace, defense, and security firms in the world, employing around 110,000 people with customers in more than 40 countries. In this role, Hayden leads global communications and serves as a member of the company’s executive committee.

Prior to this, she served as the Senior Vice President of Communications at BAE Systems, Inc., leading all external and internal communications for the U.S. business.

Before joining BAE Systems, Hayden had accumulated nearly two decades of communications and leadership experience. This includes serving as vice president of Communications for the Aerospace Industries Association (AIA), leading the organization’s work to tell the aerospace and defense industry’s story in the U.S. and around the world. Previously, Hayden was executive vice president and Media Group director in Edelman’s Washington, D.C. office, where she worked with a range of clients to develop communications strategies to meet their business objectives, including protecting and promoting their brands and navigating regulatory, policy, and crisis issues.

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.

Heather Hurlburt is an Associate Fellow at Chatham House, analyzing, explaining and working to close the gap between the practice of international affairs and the realities of politics in the United States. From 2022-2024, she served as Chief of Staff to U.S. Trade Representative Katherine Tai, overseeing strategy and management for the agency charged with carrying out President Biden’s worker-centered American trade policy. Previously, she founded and ran the New Models of Policy Change project at the think tank New America’s Political Reform program. Her work there explored the intersection of international affairs policy and domestic political polarization, on topics from trade and climate to political violence to nuclear security. She also made the project a hub for analysis and convening on diversity, gender and equity in international affairs.

Earlier in her career, she held senior positions in conflict prevention and international affairs advocacy, including at the International Crisis Group and Human Rights First. She was a speechwriter and member of the Secretary of State’s Policy Planning staff under Secretaries of State Albright and Christopher, and a Special Assistant and speechwriter to President Bill Clinton. She also worked on Capitol Hill and the US Delegation to the OSCE.  She served from 2022-2025 on the U.S. Secretary of State’s International Security Advisory Board. She is widely published, and from 2017-2020 was a regular columnist for New York Magazine’s Daily Intelligencer. She is a member of the board of the Scoville Peace Fellowship, a co-founder of the Leadership Council for Women in National Security, and holds degrees from Brown and George Washington Universities.

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.

Leah Nodvin is the Director of Government and External Affairs at the BMW Group, where she supports U.S. – European relations and covers the federal sustainability portfolio. Previously, Leah served as the Chief of Staff for the Bureau of Europe and Eurasia at USAID. Prior to joining USAID, she worked on Capitol Hill and most recently served as the Staff Director for the House Foreign Affairs Subcommittee for Europe, working on behalf of Congressman Bill Keating of Massachusetts. During her time on Capitol Hill, Leah also served as a Professional Staff Member on the House Foreign Affairs Subcommittee for Europe as well as a Foreign Affairs Legislative Assistant for a Senior Member of the House Foreign Affairs Committee.

Prior to her time in Washington, Leah completed a research Fellowship with the Parliamentary Assembly of the Organization for Security and Cooperation in Europe in Vienna, Austria. Leah holds a bachelor’s degree from Boston University as well as master’s degrees from the University College’s London School of Slavonic and East European Studies and the Higher School of Economics in Moscow. Leah is currently completing a master’s degree in Defense and Strategic Studies at the Naval War College. Leah grew up in New Hampshire and speaks basic French, intermediate Russian, fluent German and is a native English speaker.

Julia McQuaid is the Vice President of the Strategy, Policy, and Plans Division at CNA. A seasoned political-military affairs expert, she brings over 20 years of experience advising the U.S. Navy, Department of Defense, and other national security agencies on strategic and operational issues. Her expertise spans areas such as strategic competition, adversary threats, emerging technologies/unmanned systems and autonomy, coalition building and alliance maintenance, terrorism, nuclear policy, and global maritime security.

As a researcher, McQuaid led several high-profile projects at CNA, including a congressionally directed assessment of the 17-year U.S. effort to defeat Al-Qaeda. Her work influenced substantial revisions in U.S. counterterrorism approaches overseas. She has also conducted in-depth research on adversary tactics, techniques, and procedures, particularly within non-state actor groups, and supported DOD efforts to develop countermeasures. Her analytical leadership extends to wargames and strategic studies, addressing global challenges with a focus on homeland defense, Europe, Africa and the Middle East. Additionally, she consults for the Defense Science Board. McQuaid holds a Master of Arts in Arab Studies from Georgetown University and a Bachelor of Arts in French and government from Franklin & Marshall College.

Susan Hennessey is a Counsel in WilmerHale’s Defense, National Security, and Government Contracts practice group. In private practice, she focuses on national security, technology and defense-related matters. Previously, Ms. Hennessey served as Chief Counsel to the Assistant Attorney General for National Security and Chief of Staff of the Department of Justice’s National Security Division.

In 2022, Ms. Hennessey served as the Director of National Intelligence’s representative on the Senior Steering Group examining the relationship between the National Security Agency and US Cyber Command. She began her legal career as an attorney in the Office of General Counsel at the NSA.

Before joining the Justice Department, Ms. Hennessey was a Senior Fellow of Governance Studies at the Brookings Institution, where she published influential legal and policy analysis on topics including surveillance law, cybersecurity, and emerging technologies and served as Executive Editor of Lawfare. As a Brookings scholar, she provided nonpartisan expert advice, briefings, and testimony to Congress, senior government officials, non-governmental organizations, business leaders, and other stakeholders.

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.

Brandi Vann, PhD, is a globally experienced national security executive, currently serving as Director for Strategy at Draper and a member of the Board of Directors of 908 Devices. In these roles, she helps organizations strengthen their business and technical strategies and engage effectively with national security communities worldwide.

In July 2025, Dr. Vann concluded a distinguished career in the U.S. Department of Defense (DoD), where she most recently served as the Acting Assistant Secretary of Defense for Nuclear, Chemical, and Biological Defense Programs (ASD(NCB)) and as the Principal Deputy Assistant Secretary of Defense for Nuclear, Chemical, and Biological Defense Programs. In this capacity, she advised the senior Defense Department leadership on  management and execution of programs related to nuclear weapons, biological and chemical defense programs, chemical demilitarization, countering weapons of mass destruction, and treaty management. She also served as Staff Director of the Nuclear Weapons Council, leading efforts to assess and maintain the U.S. nuclear weapons stockpile, ensure sustainment and operations of deployed systems, and plan for modernization. Across her DoD tenure, Dr. Vann contributed to every phase of capability development, including policy, strategy, research and development, acquisition, and operations. Before serving as the Principal Deputy Assistant Secretary of Defense for Nuclear, Chemical, and Biological Defense Programs she was the Deputy Assistant Secretary of Defense for Chemical and Biological Defense. She oversaw a multibillion-dollar portfolio spanning chemical and biological defense, counterproliferation, countering weapons of mass destruction, nuclear forensics, international cooperation, and business operations. Notably, she co-led the first-ever Biodefense Posture Review (BPR), which fundamentally reformed DoD policy, strategy, and execution of global biodefense operations. In 2023, President Biden awarded Dr. Vann the Meritorious Presidential Rank Award for her transformative contributions to biodefense and her support of critical DoD initiatives.

Before joining the Department of Defense, Dr. Vann served as Director of Laboratories at Nephron Pharmaceuticals Corporation and was a visiting scientist at the Federal Bureau of Investigation. Dr. Vann holds a PhD in Chemistry from the University of South Carolina, where she specialized in analytical chemistry and applied statistics.

Ambassador (ret.) Greta C. Holtz is the President and CEO of Amideast, a leading non-profit organization which works to provide live-changing educational and exchange programs in the Middle East and North Africa and for U.S. students and faculty. Ambassador Holtz served as a career diplomat with extensive experience in the Middle East and North Africa. She was the U.S. Ambassador to Oman from 2012 to 2015, the Chargé d’affaires in Qatar from 2020-2021, and the Minister-Counselor for Provincial Affairs at the U.S. Embassy in Baghdad from 2009 to 2010. Additional overseas postings included Saudi Arabia, Yemen, Tunisia, Syria, and Turkey, and her domestic assignments included serving as the Deputy Assistant Secretary of State for Public Diplomacy and Strategic Communication in the Bureau of Near Eastern Affairs, and the Principal Deputy Assistant Secretary of State for South and Central Asia.

Ambassador Holtz’s broad experience encompasses a number of other positions, including as Chancellor and Vice Chancellor of the College of International Security Affairs at the National Defense University, and Senior U.S. Coordinator for Operations Allies Refuge (OAR) in Doha, Qatar.  Ambassador Holtz also served as the State Department’s Coordinator for the Organization for Security and Cooperation in Europe (OSCE), a Senior Watch Officer in the State Department’s Executive Secretariat’s Operations Center, a 24/7 crisis management and communications center, and the Senior Foreign Policy Advisor to the Commanding General of the U.S. Special Operations Command, providing strategic guidance for special operations missions worldwide.

Ambassador Holtz holds a BS in Political Science from Vanderbilt University, an MS in International Relations from the University of Kentucky’s Patterson School of Diplomacy and International Commerce, and an MS in National Security Studies from the National War College. She speaks French, Arabic, and Turkish, and is the recipient of numerous State Department awards, as well as awards from the Department of Defense and Central Intelligence Agency. She is a member of the American Academy of Diplomacy, a member of the Board of Advisors for Spirit of America, and a member of the Board of Directors for The Marshall Legacy Institute. Ambassador Holtz is a non-resident Distinguished Fellow at the University of South Florida’s Global and National Security Institute and is a distinguished graduate of University of Kentucky’s Patterson School of International relations and Commerce.

Dr. Nora Bensahel is a Professor of Practice at the Johns Hopkins School of Advanced International Studies (SAIS), and a Contributing Editor and Columnist for War on the Rocks. She is also an Adjunct Research Staff Member at the Institute for Defense Analyses. Her work focuses on the future of warfare, and military strategy and operations. She is the co-author of the recently-published book Adaptation Under Fire: How Militaries Change in Wartime, and previously served on the Board of the Leadership Council for Women in National Security (LCWINS).

Before joining SAIS, Dr. Bensahel was a Distinguished Scholar in Residence at the School of International Service at American University and a Non-Resident Senior Fellow at the Atlantic Council. Prior to that, she was a senior fellow and co-director of the Responsible Defense Program at the Center for a New American Security. Her early career included over eleven years at the RAND Corporation, where she rose to the position of senior political scientist. She also spent more than a decade as an adjunct professor in the Security Studies Program at the Edmund A. Walsh School of Foreign Service, Georgetown University, where she taught graduate classes and received the Alumni Leadership Council Teaching Award.

Anne Witkowsky previously served as Assistant Secretary of State for Conflict and Stabilization Operations.

Previously, Witkowsky served as the Co-Director of the Task Force on U.S. Strategy to Support Democracy and Counter Authoritarianism, a partnership of Freedom House. From 2014-2016, she served as the Deputy Assistant Secretary of Defense for Stability and Humanitarian Affairs in the Office of the Secretary of Defense (OSD), U.S. Department of Defense (DoD). She held policy responsibility for peacekeeping and stability operations; humanitarian assistance and disaster response; DoD support to the security of U.S. embassies; and international humanitarian law, rule of law and protection of human rights. Her office coordinated the DoD policy role in key Administration initiatives, such as the U.S. Ebola response, strengthening United Nations peace operations, and support to embassy security.

From 2009-2013, she served as the Deputy Coordinator for Homeland Security and Multilateral Affairs (DAS equivalent) in the Bureau of Counterterrorism (CT), U.S. Department of State, with responsibility for terrorist designations and sanctions; strengthening international transportation security; developing bilateral information sharing agreements; and building CT cooperation within multilateral organizations. In 2012-2013, she also served as the CT Bureau’s Acting Principal Deputy Coordinator.

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.

Dani Schulkin is Director of the Democracy Initiative at Just Security at NYU School of Law. Schulkin formerly served as Senior Counsel to the Deputy Attorney General and Senior Advisor to the Homeland Security Advisor at the White House. Her work spans national security, democratic governance, and administrative law.

Schulkin served as Senior Counsel to the Deputy Attorney General at the U.S. Department of Justice, where she coordinated national security policy and led on issues ranging from election security and foreign malign influence to international synthetic opioid trafficking. She was also Senior Advisor to the Homeland Security Advisor at the National Security Council (NSC), managing domestic crisis response, terrorism prevention, and other domestic security issues from the White House. She began her service in the Biden Administration with the Office of the Staff Secretary, working on the team charged with reviewing all presidential briefing memos and executive actions.

‍Schulkin has held roles at the Administrative Conference of the United States (ACUS), the New York Attorney General’s Bureau of Internet and Technology, and the U.S. Attorney’s Office for the Eastern District of New York. She began her legal career as a Legal Fellow at Just Security. Her writing has appeared in The New York Times, Slate, Yale Journal on Regulation, the University of Pennsylvania Regulatory Review, and Just Security, covering domestic terrorism, democratic governance, and national security. She holds a J.D. from NYU School of Law, where she received the Vanderbilt Medal and was Editor-in-Chief of the Journal of Legislation and Public Policy, and a B.A. from Harvard University, where she was Captain of the Harvard Women’s Swim and Dive Team.

Laura McAleer is the University of Notre Dame’s Associate Vice President for Federal and Washington Relations, responsible for the development and execution of the University’s strategic priorities in the Nation’s capital.

Prior to joining Notre Dame, McAleer served for more than twenty years as a defense and foreign policy advisor and analyst, most recently at the Department of Defense as the Deputy Assistant Secretary of Defense for Senate Affairs and acting Principal Deputy Assistant Secretary of Defense for Legislative Affairs. Previously, she worked on Capitol Hill for more than a decade, serving as a national security and foreign policy advisor to four U.S. Senators and on the Majority Staff of the Senate Foreign Relations Committee.

In addition to her congressional experience, McAleer’s public service includes assignments as a strategy and plans officer for U.S. Special Operations Command Africa, as an analyst and program manager with the Office of Naval Intelligence, and as the Director for Strategic Initiatives for the Secretary of the Navy. She also served for more than a decade as an intelligence officer in the U.S. Navy Reserve.

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.

Sherri Goodman serves as Vice-Chair of the US Secretary of State’s International Security Advisory Board (ISAB). She is also the Secretary General of the International Military Council on Climate & Security (IMCCS), representing over 40 military and national security organizations addressing the security risks of a changing climate. She is credited with educating a generation of U.S. military and government officials about the nexus between climate change and national security, using her famous coinage, “threat multiplier,” to fundamentally reshape the national discourse on the topic.

She is a Senior Fellow at the Woodrow Wilson International Center’s Polar Institute and Environmental Change & Security Program, as well as a Senior Strategist at the Center for Climate & Security.

Sherri chairs the Board of the Council on Strategic Risks and chairs the External Advisory Board on Energy and Homeland Security for Sandia National Laboratories. She is the Vice-Chair of the Board of the University Corporation for Atmospheric Research (UCAR).