In the wake of Martin Sorrell’s departure from WPP—and the agency’s cryptic, murky handling of it—one thing is undeniably clear: Over the course of more than three decades, he remade the ad industry in his own image. And almost everyone else had no choice but to follow along.
Will Martin Sorrell Be Remembered for Saving the Ad Industry, or for Crushing Its Soul?
Insiders debate his influence, but agree on key points
