Louis P. Masur is the William R. Kenan Jr. Professor in American Institutions and Values at Trinity College in Hartford, CT. He is the author of many books including "1831: Year of Eclipse; Autumn Glory: Baseball's First World Series; The Soiling of Old Glory: The Story of a Photograph that Shocked America"; and "Runaway Dream: Born to Run" and Bruce Springsteen's "American Vision". His most recent book, "The Civil War: A Concise History", will be published in 2012.