Evan Osnos

Like it or not, Facebook CEO Mark Zuckerberg is a gatekeeper. The era when Facebook could learn by doing, and fix the mistakes later, is over. The costs are too high, and idealism is not a defense against negligence. In some sense, the “Mark Zuckerberg production”—as he called Facebook in its early years—has only just begun. Zuckerberg is not yet thirty-five, and the ambition with which he built his empire could well be directed toward shoring up his company, his country, and his name.