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

All Congressional Affairs at CSIS Content

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LeadershIP 2026

Scholars, policymakers, and industry experts discuss cutting-edge policy issues at the intersection of innovation, intellectual property, and national security.

Event — March 25, 2026

A New Landscape for Development

Join the CSIS Global Development Department for the launch of A New Landscape for Development. This event will examine recent U.S. foreign assistance shifts and what they mean for the future of global development.

Event — February 10, 2026