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Nuclear Challenges

Seeking a stronger and more diverse nuclear field through a three-year, $30 million capstone investment

About our approach

U.S. Policy Proposals to Reduce Nuclear Risk
UK Nuclear Stockpile: A Conversation
Nuclear Challenges Big Bet: 2020 Evaluation Report
Impactful Grantees and the Right Political Conditions
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Representative Grants

$104 million invested in 87 organizations since 2014

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Grantees in the Media
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N Square

A multimillion dollar initiative designed to stimulate innovation in the fields of nuclear disarmament, nonproliferation and safety and security
Staff
Valerie Chang, Managing Director, Programs
Valerie Chang
Managing Director, Programs
Theo Kalionzes, Senior Program Officer
Theo Kalionzes
Senior Program Officer
Angela Schlater, Senior Program Officer
Angela Schlater
Senior Program Officer
Coralie Bauduy, Coordinator
Coralie Bauduy
Coordinator
Amini Jackson, Administrator
Amini Jackson
Administrator
Gabriela Suarez, Senior Grants Manager
Gabriela Suarez
Senior Grants Manager
Media Contact
Maria Speiser, Communications Officer
Maria Speiser
Communications Officer
Evaluation Contact
Elizabeth Oo, Senior Evaluation Officer
Elizabeth Oo
Senior Evaluation Officer
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What is a Big Bet?

Big Bets strive toward transformative change in areas of profound concern — an all-in, timely commitment to real change that matters.

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