Jonathan Safran Foer’s burger shame

At a book festival in London, Brooklynite and vegetarian Jonathan Safran Foer was discussing, with the zeal of a convert, his book, “Eating Animals,” while sharing the stage with British author Hephzibah Anderson, author of “Chastened.” Anderson promptly reminisced fondly about shar ing American-size bacon cheeseburgers with Foer only a few short years ago. How did Foer look in reaction to this? “Sheepish,” said our spy.