Hanson was appointed to the NRC by Trump in 2020 and named chair by then-President Joe Biden in 2021. His renomination by Biden was approved by the Senate in 2024 with a large bipartisan majority. Hanson, however, was notified of his dismissal in a terse, two-sentence email from the White House that concluded, “Thank you for your service.”

President Donald Trump has fired a Democratic commissioner for the federal agency that oversees nuclear safety as he continues to assert more control over independent regulatory agencies.