Fredrik Zachariasen
Fredrik "Fred" Zachariasen (1931–1999) was an American theoretical physicists, known for his collaborative work with Murray Gell-Mann, Sidney Drell, and others. Biography. Fredrik Zachariasen graduated in 1951 with BS in physics from the University of Chicago and in January 1956 with PhD from Caltech with thesis "Photodisintegration of the deuteron". He was a postdoc from 1955 to 1956 at MIT, from 1956 to 1957 at the University of California, Berkeley, and from 1957 to 1958 at Stanford University, where he was an assistant professor from 1958 to 1960. In 1960 he joined the faculty of Caltech and  remained there until he retired in September 1999 as professor emeritus. In 1960 he was a Sloan Research Fellow. He was a founding member of the JASON Defense Advisory Group, where he worked with Walter Munk on acoustic detection of submarines. Fredrik Zachariasen's wife Nancy worked as a staff member of the Caltech library. They had two daughters. His father was the physicist William Houlder Zachariasen.