if you see him in films, my students all think robin williams is theodore roosevelt from the movie "a night in the museum." but there's so many films about theodore roosevelt that include that rough rider image, the cowboy on horseback. so, yeah, absolutely. and the charisma, he knew -- roosevelt -- the power of motion pictures. and he tried to capture that essence in many ways. >> and he was a man of the tomb. it was such a period of change. >> the introduction of airplanes, submarines, motion pictures come in during his time at the white house. this is a remarkable period of change. and he seems to be the first modern president because he understands capturing the imagination of the american people is really a pr exercise and he needs to reach out to them in order to get congress to do something or in order to extend american power throughout the world. roosevelt is a revolutionary figure for the white house because he reshapes the office itself. >> we're going to take questions from people watching this. but, first, we have another special bit of insight from one of the brightest s