The Columbia Graduate School of Journalism announced today that Jelani Cobb will be its new dean. Cobb is a professor at the school, a staff writer at The New Yorker, an author, a documentary producer, and the director of the Ira A. Lipman Center For Journalism and Civil and Human Rights. On this week’s Kicker, Cobb speaks with Kyle Pope, editor and publisher of CJR, about the role of journalism at a politically fraught time, diversity efforts at the J-school and in journalism, and the high cost of degrees at institutions like Columbia.