Using data science to understand the increase in pitchers’ spin rates


Throughout recent years, it has been well known that the spin rate of pitches in Major League Baseball has increased significantly. Furthermore, it has been speculated that illegal foreign substances have played a role in this increase. Before any discussion regarding the statistics and data science of this topic, however, it is important to discuss what the spin rate is and why it is so principal for a pitcher’s success at the highest level of the game. Why would pitchers risk punishment from the MLB just so they could improve this variable?

What is the Spin Rate? Why is it Important?

Spin rate is a pitching measurement that measures…

Ethan Schacht

A CU Boulder student and data science intern who is passionate about baseball analytics!

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