Personal: Male. Born in USA.

Harold B. Finger joined the NACA in 1944 as an aeronautical research scientist at the Lewis facility in Cleveland, where he worked with compressors until 1957 when, having received training in nuclear engineering, he became head of the nuclear radiation shielding group and the nuclear rocket design analysis group. In 1958 he moved to NASA Headquarters to assume duties as chief of the nuclear engine program. By 1962 he had become director of nuclear systems. From 1967 to 1969 he was NASA's associate administrator for organization and management before becoming assistant secretary for research and technology in the Department of Housing and Urban Development from 1969-1972.

• Launius, Roger D, NASA Chief Historian, NASA History Office Home Page, . Accessed at: http://www.hq.nasa.gov/office/pao/History/index.html.