What kind of scholar were American writers Stephen E. Ambrose and Will Durant? 
Will Durant: William James "Will" Durant ( ; November 5, 1885 – November 7, 1981) was an American writer, historian, and philosopher. Stephen E. Ambrose: Stephen Edward Ambrose (January 10, 1936 – October 13, 2002) was an American historian and biographer of U.S. Presidents Dwight D. Eisenhower and Richard Nixon.
historian