Seamus P. Daniels

Seamus P. Daniels serves as a Research Fellow for Defense Budget Analysis within the International Security Program at the Center for Strategic and International Studies (CSIS), where he conducts research on U.S. and global defense funding, military force structure, and readiness metrics. His work examines the intersection of fiscal policy and national security strategy through rigorous budgetary analysis.

Mr. Daniels earned his MA in international relations from Johns Hopkins University School of Advanced International Studies and completed his undergraduate studies at Princeton University's School of Public and International Affairs, where he earned an AB with minors in Near Eastern studies and Arabic language and culture. Prior to joining CSIS, he worked for Government Executive Media Group, gaining valuable experience in government policy analysis and reporting.

His research expertise spans defense budgeting methodologies, military strategy development, NATO burden-sharing metrics, U.S. defense appropriation processes, and force structure analysis. Daniels frequently analyzes how fiscal decisions impact military readiness and strategic capabilities, with particular attention to continuing resolutions, defense authorization timelines, and the relationship between defense spending and geopolitical outcomes. His analytical framework combines quantitative budget analysis with qualitative assessment of strategic implications.

Daniels' publication portfolio reveals consistent focus on contemporary defense policy challenges, including the impact of budgetary uncertainty on military readiness, NATO defense spending debates, U.S. force posture in Europe, and the evolving relationship between defense expenditures and strategic outcomes. His work demonstrates methodological rigor in connecting fiscal data to strategic implications, often providing actionable insights for policymakers.

As a recognized expert in defense budget analysis, Mr. Daniels regularly contributes to major media outlets including The Economist, Reuters, Defense News, Military Times, and The Hill, where he provides expert commentary on defense policy developments and budgetary implications for U.S. national security.