A small-town girl from Montana, Kelly Brough moved to Denver to get her MBA and to live in the big city. She's spent most of her career in public service—most recently as the chief of staff for Mayor John Hickenlooper—but in October she took over as the CEO of the Denver Metro Chamber of Commerce. Here, Brough talks to 5280 about giving back, the differences between her jobs, and climbing out of the recession.