Jonna Doolittle Hoppes is the granddaughter of Air Force General Jimmy Doolittle, who led America's first strike against Japan in World War II. Her book, Calculated Risk: The Extraordinary Life of Jimmy Doolittle Aviation Pioneer and World War II Hero, is also about her grandmother, Josephine Doolittle. Ms. Hoppes followed up her first book with a book about World War II's "ordinary" heroes--Just Doing My Job: Stories of Service from World War II.