Lincoln Laboratory
Her first interaction with a computer was in the summer of 1957 when she received an M.A. in Mathematics from Radcliffe College and was hired as a "Mathematician" by Oliver Selfridge at MIT Lincoln Laboratory. That computer was an IBM 709, which became a 7090 when Evens went back to Lincoln Laboratory in the summer of 1958. She did take a class in FORTRAN II using the first FORTRAN compiler shipped by IBM in 1958.