Also in The Washington Post:

Want to hear something funny? Guess who chooses the winner of the Mark Twain Prize for American Humor: A couple of investment bankers, that’s who!

Carol Burnett. (Sam Mircovich / Reuters)

In fairness, comedy is hard to quantify, and a lot of bean-counting is required to put together the annual Kennedy Center awards show, reports our colleague Paul Farhi: It involves ratings, corporate sponsors, ticket sales, famous friends, available TV or film clips (Garrison Keillor facing long odds here) — and a willingness to show up. That’s some complicated math right there! Now do you understand how youngsters like Tina Fey and Will Ferrell got picked? This year’s recipient is widely-beloved Carol Burnett, reports our colleague Katherine Boyle. Read more of Farhi’s reporting on how she got picked: How Kennedy Center chooses Twain Prize winners.

Looking for today’s Reliable Source? Start here: Chelsea Clinton’s new gig: A multicultural center at NYU