Erica D. Lonergan

Former  Senior Fellow
Technology and International Affairs Program
Dr. Erica D. Lonergan was a senior fellow in the Technology and International Affairs Program at the Carnegie Endowment for International Peace.

PhD, Political Science, Columbia University

  • English

Dr. Erica D. Lonergan is no longer with the Carnegie Endowment for International Peace.

Dr. Erica D. Lonergan was a senior fellow in the Technology and International Affairs Program at the Carnegie Endowment for International Peace. Erica also continues to serve as a senior director on the U.S. Cyberspace Solarium Commission, a Congressional commission established to develop a comprehensive national strategy to defend the United States in cyberspace.

Prior to that, Erica was a senior fellow with the New American Engagement Initiative at the Scowcroft Center for Strategy and Security in the Atlantic Council. Previously, Erica was an assistant professor in the Army Cyber Institute at the United States Military Academy at West Point. Erica was also a Council on Foreign Relations International Affairs Fellow, with placement at JPMorgan Chase and U.S. Cyber Command. Before that position, Erica served as an assistant professor and executive director of the Rupert H. Johnson Grand Strategy Program in the Department of Social Sciences at West Point. 

Erica has published on topics ranging from grand strategy, cyber strategy and policy, coercion and deterrence, and international crisis bargaining. Her academic work has appeared in numerous journals, including American Political Science Review, Security Studies, Strategic Studies Quarterly, Orbis, the Cyber Defense Review, and Survival. Erica has also published opinion pieces in outlets such as WIRED, the Washington Post, Lawfare, War on the Rocks, the Council on Foreign Relations, and the National Interest. Erica’s co-edited book volume, US National Security Reform: Reassessing the National Security Act of 1947, explores the evolution of American grand strategy and offers policy recommendations for the contemporary environment. Erica’s co-authored book, Escalation Dynamics in Cyberspace, forthcoming in 2021 with the Bridging the Gap series at Oxford University Press, presents a novel theory of escalation and signaling in cyberspace. She is also currently editing a book volume on the research behind the Cyberspace Solarium Commission’s work, as well as writing a book on proxy warfare.

Erica holds a PhD in political science from Columbia University. She is a term member at the Council on Foreign Relations and an adjunct research fellow at the Saltzman Institute of War and Peace Studies at Columbia University. Erica also serves on the board of directors of the Cyber Conflict Studies Association and is a member of the New York Cyber Task Force. 

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