Chief Derning was born in Chicago and raised by his father and two older brothers. After serving in the army during World War II, he returned home at 22 to Winnetka, Illinois, and answered a classified ad to become a police officer for what he believed would be a short time. Instead, it was the … Continue reading In Memory of Chief Donald R. Derning, 1925-2004, IACP President, 1972-1973