“Mad Magazine” cartoonist Al Jaffee — who worked to create one of the satirical publication’s signature features, the back-cover “Fold-In” — has died. He turned 102 on March 13. His granddaughter, Fani Thomson, confirmed his death to the New York Times on Monday. He died of multi-system organ failure at a New York hospital. The magazine’s site posted a tribute to the “incomparable” Jaffee, with current and former staffers honoring him as a “humble and kind creator,” “wholly creative soul,” “at heart, a rascal,” “a national treasure” and more. “Al was, at heart, a rascal,” said John Ficarra, a former...