On Jan. 9, 2015, the executives of the newly consecrated Walgreens Boots Alliance (WBA) came together to ring the opening bell at the Nasdaq stock exchange. Standing in the center was CEO Greg Wasson, a onetime pharmacy intern from Indiana who had worked his way to the top of Walgreens,...
As the bell clanged and the ticker tape fluttered from the ceiling, the two embraced, now officially partners in one of the drug industry’s biggest and boldest mashups ever. But for all the onstage camaraderie, there was only one person in charge. Just a month earlier, Wasson, who was...