— The Journal —

Notes from The Den.

Player development. Training philosophy. What happens inside the building. Written by the coaches and pros who live it.

Player Development A Den x FCS pitcher mid-delivery on the mound during a bullpen session
July 2026 · Tyler Beede

Play with Precision: How We Use Rapsodo to Build a Pitcher's Arsenal.

How objective spin, break, and efficiency data — not just a coach's eye — drives the way we build every pitcher's arsenal.

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Journal The Den outside
April 2026 · Matt Tabor

Welcome to the Journal.

Why we're writing this thing, what you can expect from it, and how it fits into the way we build players at The Den.

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