WHAT IT MEANS AND WHY IT’S IMPORTANT — “I wore a baseball cap and sweatshirt and went into some old and new stores,” Walgreens president and CEO Greg Wasson told BusinessWeek about the time in 2009 when he went undercover to check out the competition in Manhattan, for the story that appears in its Sept 30 issue. “The moment I decided we should get serious about buying Duane Reade was after seeing their new Herald Square store. … I said, ‘Duane Reade is creating something new.’ That’s what we were looking to do.”