Jason Emerson is an independent historian who lives in Fredericksburg, Virginia. He has worked as a U.S. National Park Service historical interpreter at the Lincoln Home National Historic Site, Gettysburg National Military Park, and the Jefferson National Expansion Memorial, and also as a professional journalist and freelance writer. His articles have appeared in "American Heritage, American History, "and" Civil War Times "magazines," Journal of the Illinois State Historical Society, Lincoln Herald, Lincoln Forum Bulletin "and online at the History News Network (hnn.us). He currently is prepar...