Edwin C. BearssEdwin C. Bearss is a world-renowned military historian, author, and tour guide known for his work on the American Civil War and World War II. Ed, a former WWII Marine wounded in the Pacific Theater, served as Chief Historian of the National Park Servce from 1981 to 1994 and is the author of dozens of books and articles. He discovered and helped raise the Union warship USS Cairo, which is on display at Vicksburg National Military Park. Read More Read Less