John Fox is a mechanical engineer who worked for the Pacific Northwest National Laboratory and Battelle. He later served as mayor of Richland, WA and president of the B Reactor Museum Association. In this interview, Fox recounts his experiences working at Hanford during the Cold War and the Korean War in the 1950s. He discusses the reprocessing ban instituted by the Carter Administration and the challenges that have caused delays in building the Vitrification Plant. He also describes the worker protections established at Hanford during the Manhattan Project, and his interest in environmental activities.