and martha kumar is a walking encyclopedia of the white house and brings such incredible insight to what she talks about. she's a professor emerita, towson university, our scholarly focus has been on the white house. she kind of hangs out there these days and can bring you not just trivia, but big picture stuff, too. but has written some important books that kind of give a perspective on all of this. before the oath, how george w bush and barack obama managed the transfer of power. now, i don't know why that would be newsworthy, but and managing the president's message, the white house communications operations are just two of the things that you've looked at that give some focus here. i'd like to frame this conversation a little bit with a couple of clips and pictures that kind of get us started. television is a powerful medium. i was the cnn white house correspondent in the days when cnn was revolution analyzing news because and the power of the camera because suddenly it wasn't just walter cronkite. it wasn't just 630 at night. it was any time the camera could be on and the president