. >> live sunday at noon eastern author, journalist and history professor herbert boyd is our guest on the tvs in-depth. >> i often draw parallels between detroit and new york in the book. you look at the 1863 clients, there's a nice contrast, nice comparison there was happening in new york and what was happening here in detroit. most of the same reasons. you know, you talk about the black and irish community at each other's throats in terms of jobs and housing. so, if you go down to the 1943, we had one in harlem in 1943. you go to 68, 67, same kind of thing and it's the same conditions that created that. >> is books include autobiography of the people, and his latest, black detroit, a people's history of self-determination black lawyers, black doctors, black laborers, they all lived right next to each other and benefit, so, the class and our mission was going on. we can talk about the benefits of segregation. certainly, that would be one. the opportunity to have contact with people of another class. of course, that's the beginning, that the melding of the black middle class in detroi