Lawrence Livermore National Laboratory (LLNL) is a federally funded research and development center in Livermore, California, United States. Originally established in 1952, the laboratory now is sponsored by the United States Department of Energy and administered privately by Lawrence Livermore National Security, LLC.
The United States Department of Energy (DOE) is an executive department of the U.S. federal government that oversees U.S. national energy policy and energy production, the research and development of nuclear power, the military's nuclear weapons program, nuclear reactor production for the United States Navy, energy-related research, and energy conservation.
Sandia National Laboratories (SNL), also known as Sandia, is one of three research and development laboratories of the United States Department of Energy's National Nuclear Security Administration (NNSA). Headquartered in Kirtland Air Force Base in Albuquerque, New Mexico, it has a second principal facility next to Lawrence Livermore National Laboratory in Livermore, California, and a test facility in Waimea, Kauai, Hawaii. Sandia is owned by the U.S. federal government but privately managed and operated by National Technology and Engineering Solutions of Sandia, a wholly owned subsidiary of Honeywell International.
Jennifer Mulhern Granholm is a Canadian-born American politician. Since 2021, she has served as the 16th United States Secretary of Energy. A member of the Democratic Party, she previously served as the Attorney General of Michigan from 1999 to 2003 and as the 47th Governor of Michigan from 2003 to 2011, as the first woman to hold each office.
Linton Forrestall Brooks is an American government official who served as the Under Secretary of Energy for Nuclear Security from 2002 to 2007.
The Under Secretary for Nuclear Security, in the United States Department of Energy, is the Administrator for the National Nuclear Security Administration. The National Nuclear Security Administration's responsibilities include designing, producing, and maintaining safe, secure and reliable nuclear weapons for the U.S. military, providing safe, militarily effective naval nuclear propulsion plants, and promoting international nuclear safety and nonproliferation. The current Under Secretary is Jill Hruby.
Kevin Greenaugh was an American nuclear engineer and senior manager at the National Nuclear Security Administration (NNSA) in Washington, DC, United States.
The National Nuclear Security Administration (NNSA) is a United States federal agency responsible for safeguarding national security through the military application of nuclear science. NNSA maintains and enhances the safety, security, and effectiveness of the U.S. nuclear weapons stockpile; works to reduce the global danger from weapons of mass destruction; provides the United States Navy with safe and effective nuclear propulsion; and responds to nuclear and radiological emergencies in the United States and abroad.
Heidi Shyu is an American engineer who has served as the Under Secretary of Defense for Research and Engineering in the Biden administration since July 25, 2021. She previously served as the United States Assistant Secretary of the Army for Acquisition, Logistics, and Technology ASA(ALT) from 2012 to January 30, 2016.
Lisa E. Gordon-Hagerty is an American scientist and former government official who served as the under secretary of energy for nuclear security and administrator of the National Nuclear Security Administration. Earlier in her career, she had served in various other leadership positions in the Department of Energy and the National Security Council.
Joe Biden assumed office as President of the United States on January 20, 2021. The president has the authority to nominate members of his Cabinet to the United States Senate for confirmation under the Appointments Clause of the United States Constitution.
William Bookless is an American scientist and government official who served as the acting Under Secretary of Energy for Nuclear Security from 2020 to 2021. Bookless, who had previously served as deputy under secretary, assumed office on November 6, 2020 after the resignation of Lisa Gordon-Hagerty.
Frank A. Rose served as the Principal Deputy Administrator of the National Nuclear Security Administration in the Biden administration from August 2021 to April 2024. From 2018 to 2021, he was co-director of the Center for Security, Strategy, and Technology at the Brookings Institution. Previously Rose served as the Assistant Secretary of State for Verification, Compliance, and Implementation in the Obama administration from December 2014 to January 2017.
Deborah G. Rosenblum is an American nuclear expert and former career civil servant. She currently serves as the Assistant Secretary of Defense for Nuclear, Chemical & Biological Defense Programs in the Biden administration.
Mary Ann Sweeney is an American physicist at Sandia National Laboratories. Although her doctoral research concerned astronomy, her work at Sandia has largely concerned inertial confinement fusion and pulsed power.
Susan Joyce Seestrom is an American experimental nuclear physicist and physics administrator, the Chief Research Officer at Sandia National Laboratories. Before moving to Sandia, she was the first female head of the Physics Division and the Weapons Physics Directorate at the Los Alamos National Laboratory, and she became the first female chair of the Nuclear Science Advisory Committee of the Department of Energy and National Science Foundation. She is known for her research on neutrons and particularly on ultracold neutrons.
Kathryn D. Huff is an American engineer who served as the assistant secretary for the Office of Nuclear Energy from 2022 to 2024. She is currently an associate professor at the University of Illinois Urbana–Champaign.
Marvin L. Adams is a nuclear engineer and computational physicist. Since April 2022, he has served as Deputy Administrator for Defense Programs at the National Nuclear Security Administration (NNSA) in the Biden administration.
Tina M. Nenoff is an American materials scientist and chemical engineer who works as a senior scientist and Sandia Fellow at Sandia National Laboratories, on leave from Sandia for a two-year term as deputy and science advisor to Jill Hruby, the Under Secretary of Energy for Nuclear Security. Her research concerns nanoporous materials such as zeolites and metal–organic frameworks, and their applications including reverse osmosis, water splitting for the hydrogen economy, and the detection and sequestration of radioactive iodine produced as nuclear waste. She also developed crystalline silicotitanates used to remove radioactive cesium from contaminated seawater after the Fukushima nuclear accident.
