and isabel wilkerson, pultizer- prize winning journalist and author of "the warmth of other suns: theory of america's great migration." martha hode, i want to start with you. is it possible to speak of one reaction to lincoln's assassination in what happened in the days that followed? >> well, it isn't possible to speak of one reaction. african americans, both north and south and white northerners felt that there was one reaction. they felt the whole country was in shock and in grief but in fact they knew that there were other people who were not responding as they were responding-- confederates lincoln's northern enemies the copperheadses. even some members of his own party were releefd he was assassinated because they thought he would be too lenient. james mcpherson, who did you come to see him at, at his death? >> well lincoln was a mastete politician. politics was in his blood. it had been from the time he was a young man and as president of the united states and commander in chief of the army he wielded this political experience in the way that could unite the country on behalf o

he told isabelle wilkerson for the "new york times" report whenever i go to africa i feel like a personte place to stand on this earth. this is the name for all the feelings i've had all these years. and so it is understandable that people like me people like joy reid who you just heard, who lived through some of those name changes think of african-american as being claimed sometime in the 1980s. we now know that that's wrong by about 200 years. thanks to a report by jennifer schuessler in today's "new york times." we now know that the first recorded use of the term "african-american" was 1782. it was found recently by ed shah peer roy associate director at the yale school library who discovered an advertisement in the "pennsylvania journal" announcing a sale of printed copies of two sermons written by the african-american. one on the capture of lord corn cornwallis. mr. schapiro enlisted help to find a copy of one of those sermons. the sermon at holton library at harvard university. here is the cover page. sermon on the capture of the lord corn wallis by an african-american, philadelph