Ken Kellermann is a Senior Scientist Emeritus at the National Radio Astronomy Observatory where he works on the study of radio galaxies, quasars and cosmology, on the development of new instrumentation for radio astronomy, and on the history of radio astronomy. He is a Member of the National Academy of Sciences, a Foreign Member of the Russian Academy of Sciences, the German Max Planck Society and a Fellow of American Philosophical Society. He has received the Warner Prize of the American Astronomical Society, the Gould Prize of the National Academy of Sciences, the 2014 Bruce Medal of the Astronomical Society of the Pacific, and was co-recipient the 1971 Rumford Medal of the American Academy of Arts and Sciences for his role in the development of VLBI. Minor Planet 152985 named Kenkellermann. He has served as the Chairs of the USNC-URSI (Commission J) and USNC-IAU as well as the President of IAU Commission 40 (Radio Astronomy).