Many experts argue that anyone who wants to develop a skill, play an instrument, or lead their field should start early, focus intensely, and rack up as many hours of deliberate practice as possible. Epstein examined the world's most successful athletes, artists, musicians, inventors, forecasters and scientists, and discovered that in most fields-- especially those that are complex and unpredictable-- generalists, not specialists, are primed to excel. Generalists juggle many interests rather than focusing on one-- but they're also more creative, more agile, and able to make connections their more specialized peers can't see. -- adapted from jacket