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.
Division Spotlight
Fuel Cycle & Waste Management
Devoted to all aspects of the nuclear fuel cycle including waste management, worldwide. Division specific areas of interest and involvement include uranium conversion and enrichment; fuel fabrication, management (in-core and ex-core) and recycle; transportation; safeguards; high-level, low-level and mixed waste management and disposal; public policy and program management; decontamination and decommissioning environmental restoration; and excess weapons materials disposition.
Meeting Spotlight
International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2025)
April 27–30, 2025
Denver, CO|The Westin Denver Downtown
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
Apr 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
June 2025
Nuclear Technology
Fusion Science and Technology
May 2025
Latest News
ANS designates Armour Research Foundation Reactor as Nuclear Historic Landmark
The American Nuclear Society presented the Illinois Institute of Technology with a plaque last week to officially designate the Armour Research Foundation Reactor a Nuclear Historic Landmark, following the Society’s decision to confer the status onto the reactor in September 2024.
2021 ANS Annual Meeting Plenary SPeaker
GE Hitachi Nuclear Energy
Jay Wileman was named President and CEO of GE Hitachi Nuclear Energy (GEH) in November 2015. In this role, he is responsible for leading the nuclear business with 3,000 employees and manufacturing, service and sales facilities around the globe. He is also responsible for managing the joint venture between the General Electric Corp. (NYSE: GE) and Hitachi Corp.
With more than 30 years’ experience, Jay has a wealth of international knowledge, having led many global teams to success across the energy spectrum. Prior to being named President and CEO of GEH, he served as Senior Vice President, Nuclear Plant Projects and Chief Operating Officer, a position he assumed in 2012.
From 2009-2012 Jay served as President of GE Energy Sub-Saharan Africa where he led a team that provided integrated product and service solutions that met the continent’s needs in oil, natural gas, power generation, water, renewables and new grid modernization.
Since joining GE in 1994, Jay has held positions in engineering, manufacturing, industrial services and financial services in the U.S., Japan, Italy, Australia and South Africa. He served for three years as GE’s Global Mining leader. Before that, Jay was President and CEO of GE Equipment Services – Rail Services, where he managed and led the business’ railcar and intermodal services and leasing fleet. He also served for four years as General Manager for Global Services for Oil and Gas in Florence, Italy where he led double-digit growth in customized service agreements.
Jay started his GE career with the company’s nuclear business where he spent more than eight years in progressively larger positions in engineering, manufacturing, business development and services. Jay was a nuclear fuel engineer and commercial manager for Southern Nuclear before he joined GE.
Jay earned a Bachelor of Science degree in Nuclear Engineering from Mississippi State University and a Master’s Degree in Business Administration from the University of Alabama at Birmingham.
Last modified May 3, 2021, 10:52am EDT