Charles Knief is a former airborne soldier, pilot, and engineer. He has traveled widely and lived in Hawaii for a number of years. His first John Caine adventure, Diamond Head, won...view moreCharles Knief is a former airborne soldier, pilot, and engineer. He has traveled widely and lived in Hawaii for a number of years. His first John Caine adventure, Diamond Head, won the SMP/ PWA contest for Best First Private Eye novel in 1995. He and his wife currently live in Irvine, California.view less