When it comes to diversity, who counts?
That's the challenging question raised by my next guest in a piece she wrote for the Huffington Post.
Borne out of some important insights that dawned on her as she stood in front of a class and really listened to her students.
Martha Jones is a professor of history, law, Afro-American and African studies at the University of Michigan.
We spoke with her about her piece.
Listen to the interview above.