Spencer Toohill

Spencer is the Chief of Staff for Nuclear Energy Innovation at The Breakthrough Institute, where she supports strategic coordination across research, policy development, government affairs, and stakeholder engagement. In this role, she works across technical, economic, and policy domains to help identify and address barriers to nuclear energy deployment.

Spencer’s work bridges technical research and public policy, with a focus on translating analysis into actionable insights for policymakers, regulators, and external partners. She also supports government affairs efforts related to nuclear energy innovation and deployment, helping advance durable, long-term policy solutions.

Spencer holds a Master’s in International Policy from the University of Georgia (2024), where she focused on energy and nuclear security and completed a capstone on nuclear cooperation agreements. She earned her bachelor’s degree in International Affairs from the University of Georgia (2023), where she was also a member of the NCAA Division I Equestrian Team.

In her free time, Spencer remains an avid horsewoman and enjoys staying active and learning new things.