and then on american artifacts, patrick schroeter take this on a tour of appomattox courthouse in virginia65. >> all this week we have booktv in prime time on c-span2. coming up next tavis smiley talks about african-americans in the criminal justice system. the obama administration and civil rights and economic justice. the publisher of smiley books, the co-author or author of more than an dozen books including "the covenant, the rich and the rest of us" and "death of a king: the real story of dr. martin luther king jr.'s final year". >> host: we usually don't start with a question but what is the proudest moment of your career so far to . >> guest: wow. well, i don't need to sound snarky or snippy, but i hope it's yet to come. i feel fortunate that i am now 15 years on