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.
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. A key element of our engagement with Congress is through congressional testimony.
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
- 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
Do you want to contact a CSIS expert? Are you interested in CSIS public or private events for Members of Congress and staff? Reach out to our team!
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 Analysis

Photo: STEFANI REYNOLDS/AFP/Getty Images
The Past, Present, and Future of U.S. Assistance to Ukraine: A Deep Dive into the Data
Critical Questions by Elizabeth Hoffman, Jaehyun Han, and Shivani Vakharia — September 26, 2023
All Congressional Affairs at CSIS Content
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Immigration Policy Solutions to Critical Worker Shortages
Event — February 26, 2025
Immigration Policy Solutions to Critical Worker Shortages
Transcript — February 26, 2025
Enlightened Self-Interest and U.S. Foreign Assistance: Throwing Away our Toolbox does not Make us Safer
Congressional Testimony by Noam Unger — February 26, 2025
How Spectrum Auction Delays Give China the Edge and Cost Us Jobs
Congressional Testimony by Matt Pearl — February 19, 2025
Examining the PRC’s Strategic Port Investments in the Western Hemisphere and the Implications for Homeland Security, Part I
Congressional Testimony by Ryan C. Berg — February 11, 2025
Resilient Allied Energy Cooperation in the Indo-Pacific
Event — February 5, 2025
Rep. Raja Krishnamoorthi on bipartisan efforts to counter China
Podcast Episode by H. Andrew Schwartz and Representative Raja Krishnamoorthi (D-IL-08) — December 20, 2024

Celebrating the U.S. Space Force and Charting Its Future
Event — December 17, 2024
Powering the Commanding Heights: Towards an American Strategy For Electric Demand Growth
Event — December 11, 2024
Communications Networks Safety and Security
Congressional Testimony by James Andrew Lewis — December 11, 2024