John Sanford Gilliland, Jr. (October 18, 1935 – July 27, 1998) spoke on the radio.  He made the "Pop Chronicles" music documentary, which told the story of popular music in America.  He was an original member of The Credibility Gap comedy group. He was born and died in  Quanah, Texas. He worked for radio stations in Texas and California including KOGO in San Diego (1961–1965), KRLA 1110 in Los Angeles (1965–1970), and KSFO (AM) in San Francisco (1971–1978).