For decades, teachers, managers and parents have assumed that the performance of students and employees fits what's known as the bell curve — in most activities, we expect a few people to be very good, a few people to be very bad and most people to be average. But new research argues that a lot of people are actually outliers. http://www.npr.org/2012/05/03/151860154/put-away-the-bell-curve-most-of-us-arent-average