SABR

Game Score vs. Starter Score

By J.T. Grossmith

This article was published in the Fall 2013 Baseball Research Journal.

As an editor for most of my 38 years as a journalist, predominantly in daily newspapers, I became accustomed over time to looking for anomalies, errors or omissions in story lines and reasoning. It’s from that perspective that I began to question the methodology used in the Game Score (GS) metric for starting pitchers developed by Bill James. I have the greatest admiration and respect for James, who almost singlehandedly changed the way baseball is understood today, but admiration shouldn’t prevent one from questioning. . . .

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