- Murray Gell-Mann 1929 - Photo courtesy of AIP Emilio Segre Visual Archives Murray Gell-Mann started early. He entered Yale University at age 15. After receiving his B.S. there, he worked with Enrico Fermi at the University of Chicago. He obtained his PhD from MIT and in 1955 married archaeologist J. Margaret Dow. He has been a professor of physics and theoretical physics at California Institute ...www.pbs.org/wgbh/aso/databank/entries/bpgell.html