Danny and Amos

How two trailbalzing psychologists turned the world of decision science upside down

Back in 2003, I published a book called Moneyball, about the Oakland Athletics’ quest to find new and better ways to value baseball players and evaluate baseball strategies. The team had less money to spend on players than other teams did, and so its management, out of necessity, set about rethinking the game. In both new and old baseball data—and the work of people outside the game who had analyzed that data—the Oakland front office discovered what amounted to new baseball knowledge. That knowledge allowed them to run circles around the managements of other baseball teams. ….[READ]