Oral Histories

Siegfried Hecker is an American nuclear scientist who served as the director of Los Alamos National Laboratory from 1986 to 1997. Today, he is professor emeritus (research) in the Department of Management Science and Engineering at Stanford University and a senior fellow emeritus at the Freeman Spogli Institute for International Studies. In this interview, Hecker describes how his family immigrated to the United States from Austria in 1956. He then discusses his time at Los Alamos, including his scientific work and directorship, which took place as the Cold War was coming to a close. Hecker reflects on the American-Russian collaboration funded by the Nunn-Lugar Act during the 1990s and 2000s, as well as the nuclear disarmament of former Soviet republics. He also notes the challenges that American and Russian nuclear scientists face in trying to collaborate today. Hecker also discusses his work on China, Pakistan, Iran, India, and North Korea, where he made seven trips between 2004 and 2010.

Esequiel Salazar worked at Los Alamos during the Manhattan Project as a carpenter and a rod-man assisting surveyors for the Robert E. McKee Company. After the war, Salazar deployed as a soldier to occupied Japan and had a long career with Los Alamos National Laboratory (LANL). Combined, he and his wife contributed 100 years of service to the Los Alamos laboratory. In this interview, Salazar highlights the essential work of Hispano workers and other laboratory employees during and after the Manhattan Project. He touches on the politics surrounding contractors and labor during Los Alamos’s early years, and shares his thoughts on the Trinity Test and bombings of Hiroshima and Nagasaki. He also discusses his sons’ work at LANL and Sandia National Laboratories.

Esther Vigil was living in the Española Valley with her family when Los Alamos was selected as a site for the Manhattan Project. She attended school at Los Alamos for several years. Both she and her mother worked at Los Alamos, babysitting for famous scientists like Edward Teller and Stanislaus Ulam. Vigil also worked for the Supply and Property Department. In this interview, she discusses not only her experiences at Los Alamos but also her later contributions to preserving local culture, a passion her mother also shared. She also explains how she helped preserve and reintroduce the tradition of colcha embroidery.