- chip davis and fer marty makara the book is "unaccountable" and we appreciate you taking the time today. good to be with you. >>> that was "after words" of which nonfiction authors letter interviewed by legislators and others familiar with their material. "after words" airs every weekend on booktv at 10 p.m. on saturday, 12 p.m. and 9 p.m. on sunday and 12 a.m. on monday. you can also watch "after words" on line. go to booktv.org and click on "after words" in the book tv series and topics list on the upper right side of the page. >>> university of pennsylvania professor stephen hahn discusses his book the political world of slavery and freedom. that's next on booktv. he argues historians have presented an incomplete picture of african american emancipation and struggle for civil rights that followed. professor hahn was interviewed at the university of pennsylvania in philadelphia as part of book tv college series. >> university of pennsylvania history professor steven speed is the author of this book "the and political worlds of slavery and freedom." professor hahn before we get into th