Chandrima Das

Ms. Chandrima Das serves as the Senior Advisor for the Think Tank 20 (T20) U.S., a global policy research network led, in 2026, by the Stimson Center (through its Global Governance, Justice & Security Program), Quincy Institute for Responsible Statecraft, and Brookings Institution, to provide practical and timely policy research products for all G20 policy-makers in the lead up to the G20 U.S. Summit in December 2026 in Miami. In this role, she manages and coordinates the development, organization, and promotion of policy briefs, consultations, and the T20 Summit and Track 1.5 T20 Pre-Summit Dialogues with leading experts, academics, and policy practitioners across the globe. Chandrima has also been consulting for NGOs, think tanks, and academic institutions on Burma, Haiti, and multilateral affairs. She continues to serve as Non-Resident Fellow for the Protection of Civilians & Human Security program at Stimson. She previously served as Director of Multilateral Affairs at the National Security Council at the White House and Senior Advisor at the U.S. State Department.