Congressional Affairs at CSIS
As a bipartisan think tank, CSIS strives to provide a platform for leaders in Congress to engage with the broader policy community on issues affecting U.S. national security and foreign affairs.
Expert Support for Congress
For more than 50 years, CSIS has prioritized outreach to Members of Congress and their staff to provide in-depth, strategic analysis and guidance from the world’s leading experts in defense and security policy, global challenges, and regional studies. More recently, CSIS has also prioritized outreach on issues related to economic security and technology.
Through speaking events, topical briefing series, participation in policy conferences, and membership on commissions and task forces, CSIS helps leaders in Congress effectively engage the broader policy community.
CSIS’s expertise in providing grounded, actionable, and bipartisan policy solutions uniquely positions CSIS to help Congress address the national security, development, and foreign policy challenges facing the United States.
CSIS Provides:
- A bipartisan platform from which members of Congress can powerfully engage the wider policy community
- In-office briefings from top policy experts with government, academic, and field experience
- Staff-focused policy discussions
- Hill briefs, short digests of key issues for congressional staff
- Commentaries, Critical Questions, and other timely analysis on current issues
- In-depth reports with realistic policy recommendations
- Testimony
- Opportunities for Members and staff to participate in CSIS events, projects, and initiatives
Are you a congressional staff wanting to contact a CSIS expert? Are you interested in CSIS public or private events for Members of Congress and staff? Connect with our team!
Featured Testimony
Photo: CSIS
From Production to Procurement: How Europe and Ukraine are Transforming Defense Supply Chains
Congressional Testimony by Kateryna Bondar — December 10, 2025
All Congressional Affairs at CSIS Content
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How Supporting Ukraine Is Revitalizing the U.S. Defense Industrial Base
Commentary by Elizabeth Hoffman, Audrey Aldisert, Cynthia R. Cook, Gregory Sanders, and Shivani Vakharia — April 18, 2024
Global Technology Competition in the Age of AI
Event — January 24, 2024
Global Technology Competition in the Age of AI
Transcript — January 24, 2024
China's Strategy of Political Warfare: Views from Congress
Event — September 28, 2023
China's Strategy of Political Warfare: Views from Congress
Transcript — September 28, 2023
Why Taiwan Matters
Transcript — June 9, 2023
Why Taiwan Matters
Event — June 8, 2023
U.S. Global Security Challenges and Strategy
Congressional Testimony by Bonny Lin — February 15, 2023
What Lies Ahead: Foreign Policy and National Security in the 118th Congress
Commentary by Elizabeth Hoffman, Madeline Clough, Christian Hyde, and Michael Buttner — January 10, 2023