Forget your image of an economist as a crusty professor worried about fluctuating interest rates: Levitt focuses his attention on more intimate real-world issues, like whether reading to your baby will make her a better student. Recognition by fellow economists as one of the best young minds in his field led to a profile in the New York Times, written by Dubner, and that original article serves as a broad outline for an expanded look at Levitt's search for the hidden incentives behind all sorts of behavior.