A study on decision-making stokes controversy over the power of a distracted mind, an idea popularized by Malcolm Gladwell's best-selling Blink If you have to make a complex decision, will you do a better job if you absorb yourself in, say, a crossword puzzle instead of ruminating about your options? The idea that unconscious thought is sometimes more powerful than conscious thought is attractive, and echoes ideas popularized by books such as writer Malcolm Gladwell’s best-se