FRED THOMAS SABERHAGEN, a native of Chicago, Illinois, served with the U.S. Air Force then worked as an electronics technician and as an astronomy writer for the Encyclopedia Britannica. He began writing science fiction for Galaxy in 1961. His first novel, The Golden People, was published in 1964. He is most renowned for the Berserker® series of stories and novels. He lives with his wife, Joan Spicci, in Albuquerque, New Mexico.