Sheila Keenan is an established author of fiction and nonfiction, including "Greetings from the 50 States; Animals in the House: A History of Pets and People; O, Say Can You See? America s Symbols, Landmarks, " "and" "Inspiring Words; and Gods, Goddesses, and Monsters: A Book of World Mythology." Her book, "Dogs of War", is a graphic novel of historical fiction based on the role of dogs in the military.