Ralph F. Kruger, MSW, FAPA, was born in Davenport, Iowa, grew up in Kansas and spent most of his adult life in Colorado Springs. During his professional career he was an elementary teacher and principal, with 36 years of experience as a school social worker in public schools, marriage and family psychotherapist, professor of psychology and social work at several Colorado universities. He also conducted workshops for educational personnel in all parts of Colorado. His first book, "Losing Everything While Losing Nothing Christian Martyrs of the Third Reich" was published after an extended trip to Germany 2006. He then published his second book, "The SON Still Shines of Martyrs in Nazi Germany" which includes stories on three additional martyrs from the first book. His most recent book, "Dr. Tegel Miracle Worker of Berlin" was published in January 2014.