When director Brad Bird decided to make a movie about misfits at Pixar, he turned to the frustrated misfits within his own halls -- and “The Incredibles” was born. “We normally avoid frustrated people -- we don’t want to get dragged down into a cesspool of complaints and cynicism. We see dissatisfied people as curmudgeons who halt progress, or, worse yet, Dementors who suck the joy out of the room,” writes Adam Grant of the New York Times. “But there’s a third reaction to frustration that we’ve overlooked: When we’re dissatisfied, instead of fight or flight, sometimes we invent.”