Bill Hezel Profile picture
Interim Director of Pitching: @DrivelineBB // Pitching Consultant: @Phillies // “Normal people will accomplish normal things."
16 Oct
THREAD: Pretty common place in baseball to hear a coach tell a pitcher that it is important he repeat his delivery. We have all probably heard this before. Many coaches are quick to link the ability to repeat the delivery to command or a pitcher's effectiveness.
Back in July I decided to ask for help from our R&D team to investigate this a bit further. @dan_aucoin13 and @kylelindley_ were able to do some initial digging on this very subject.

First, does more mechanical variability correlate to poor command?
We investigated a list of specific metrics obtained via motion capture and looked at the standard deviations of the three throws we analyze during that process.
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