ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Explore membership for yourself or for your organization.
Conference Spotlight
2025 ANS Winter Conference & Expo
November 9–12, 2025
Washington, DC|Washington Hilton
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
Latest Magazine Issues
Oct 2025
Jul 2025
Latest Journal Issues
Nuclear Science and Engineering
November 2025
Nuclear Technology
Fusion Science and Technology
October 2025
Latest News
Looking ahead: The 2025 ANS Winter Conference & Expo
With the months rolling by, the time is coming for the American Nuclear Society to hold its second annual conference of the year. The 2025 ANS Winter Conference & Expo, with a theme of “Building the Nuclear Century,” will take place November 9–12 in Washington, D.C., at the Washington Hilton.
UWC Opening Plenary: Driving Transformational Change Keynote SPeaker
NRC Commissioner
The Honorable Christopher T. Hanson was sworn in as a Commissioner of the U.S. Nuclear Regulatory Commission on June 8, 2020, and is filling the remainder of a five-year term ending on June 30, 2024.
Hanson has more than two decades of government and private-sector experience in the fields of nuclear energy. Prior to joining the NRC, he served as a Staff Member on the Senate Appropriations Committee, where he oversaw civilian and national security nuclear programs.
Before working in the Senate, Hanson served as a Senior Advisor in the Department of Energy's Office of Nuclear Energy. He also served in the Office of the Chief Financial Officer, where he oversaw nuclear and environmental cleanup programs, and managed the Department's relationship with Congressional Appropriations Committees. Prior to joining the Department, he served as a consultant at Booz Allen Hamilton where he led multiple engagements for government and industry in the energy sector.
Hanson earned master's degrees from Yale Divinity School and Yale School of Forestry and Environmental Studies, where he focused on ethics and natural resource economics. He earned a Bachelor of Arts degree in Religious Studies from Valparaiso University in Valparaiso, Indiana.
Last modified July 15, 2020, 11:10am EDT