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!

Chloe Himmel

Chloe Himmel

Director, Congressional and Government Affairs
Christian Hyde

Christian Hyde

Associate Director, Congressional and Government Affairs
Daniel Bengard

Dylan Bengard

Program Manager, Congressional and Government Affairs

Featured Testimony

Photo: CSIS

Photo: CSIS

Framing a U.S. Approach to the West Bank

Issues of the West Bank's current status are uniquely difficult because they combine ancient historical claims, modern nationalism, differing religious worldviews, and contemporary security dilemmas.

Congressional Testimony by Jon B. Alterman — December 10, 2025

All Congressional Affairs at CSIS Content

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China's Power: Up for Debate

The challenges and opportunities presented by China’s rise are hotly contested. ChinaPower's annual conference features leading experts from both China and the U.S. to debate core issues underpinning the nature of Chinese power.

Event — December 4, 2019

A Conversation with Senators Murkowski and Manchin

The CSIS Energy & National Security Program is pleased to welcome The Hon. Lisa Murkowski (R-AK) and The Hon. Joe Manchin (D-WV) for a conversation on energy policy priorities in the United States.

Event — October 30, 2019

US-China Innovation Forum: Setting the Agenda

Please watch as American and Chinese representatives from industry, finance, government and think tanks discuss how to best foster, protect, and advance innovation.

Event — April 10, 2019

The Future of Arms Control

Please join the Project on Nuclear Issues on a half-day conference to explore the future of arms control, strategic stability, and force modernization.

Event — April 3, 2019

Beyond the Water's Edge

Watch the launch of a new CSIS report on congressional motivations on foreign policy and discussion with Representatives Adam Smith (D-WA) and Ted Yoho (R-FL) on bipartisan efforts to strengthen U.S. foreign assistance tools.

Event — September 26, 2018