The Good Job Algorithm for Baseball

In his own way, i'd say that bill james has been the most influential data scientist in the world over the past forty years. There's an enormous body of work developed in th sabr metric community to answer the good job question. W a r seeks to measure, if you were replaced with an average player for your specific position, how many fewer games would your team win? This is a perfect application of the good dog's definition of a good job, all in convenient algorithm form.