lisa kathleen graddy, valerie steele and tracy reese. thank you. [ applause ] >>> join american history tv like us on facebook. >> and next, presidential charactertures. during the presentation historian david mccull lu discusses the presidents and some of their most memorable qualities. this is about an hour. i want to tell you, you're in for a rare thrill of an experience. i saw patrick do what he does this way in rome two years ago and it took my breath away. it's like watching a magic show. and i think that you'll come away, i hope you will, with a feeling that many of us have that what he's doing is of immense importance and his total body of work is a major american accomplishment in art, not just in politics and understanding of the times we have been living in. one of the most obvious lessons in history is that it isn't just about politics and war and boring statistics. it's about everything.