On today's pre-taped episode of Boston Public Radio:

— New Yorker staff writer Patrick Radden Keefe discussed his latest book, "Say Nothing: A True Story of Murder and Memory in Northern Ireland."

— Cartoonist Roz Chast and humorist Patricia Marx discussed their latest collaboration, "Why Don't You Write My Eulogy Now So I Can Correct It? A Mother's Suggestions."

— Comedian Jay Pharaoh joined us to talk about his latest projects, which includes a new standup tour, web series and the movie "Unsane," directed by Stephen Soderberg.

— Judge Richard Gergel discussed his latest book, "Unexampled Courage," which recounts a racist attack on a South Carolina native after World War II and how that episode sparked the civil rights movement.

— Harvard Businesses School’s Michael Norton joined us to explain his latest research, which looks at identity branding. Michael Norton is the Harold M. Brierley Professor of Business Administration at the Harvard Business School. His latest book is "Happy Money, the Science of Happier Spending."

— Alt-rock band Guster joined us for an in-studio performance of their album, "Look Alive."