expanded to days, 100 authors on the national mall. booktv will be live both here is the lineup for today. you will hear from walter isaacson with his book on steve jobs. and then another segment on the book that used to be yes and to talk about a slave in the white house. and the pulitzer prize-winning author will be talking about his book and after that take your calls as well. then we will talk about henry clay and stephen douglas and the compromise of the nation. and then back to the history and biography tent than finally david eisenhower talks about dwight david eisenhower and after that booktv will join them on stage you have a chance to talk with them as well. that is the lineup for today. we have another option we will be webcast dain all day long here at the national book festival here is the line up. so you have two options. c-span2 or join us online web casting live all day long run the national book festival. the pure in the area come on down we are passing out