FILE - In this May 13, 2011, file photo, historian and author David McCullough poses with art by George Catlin, one of the artists featured in his new book, "The Greater Journey," at the Catlin galleries of the Smithsonian American Art Museum in Washington. McCullough's latest work of history, "The Wright Brothers," will be released on May 5, 2015. (AP Photo/Jacquelyn Martin, File)