Drop & Pop Defense – Weakside Switching

We all wish there was a perfect defensive coverage solution, one that could neutralize every possible offensive attack and leave the offense flummoxed with no reads or scoring advantages on the table. Unfortunately, no such defense exists. And truthfully, if it did, the game we love and the art of coaching would not be nearly […]

A Coaches Mailbag on Modern Advantages

What were the ideas from 2025 that coaches couldn’t stop thinking about—the ones that kept showing up in practice plans, film sessions, and staff rooms? In this Slappin’ Glass Mailbag Episode, we revisit the most compelling concepts covered by Slappin’ Glass in 2025 as well as questions sent in by coaches around the world, unpacking how modern […]

John Andrzejek {Campbell}

In this episode of Slappin’ Glass, we’re joined by John Andrzejek, Head Coach at Campbell and former defensive coordinator for Florida’s national championship team, for a deep dive into the real trade-offs that shape elite defensive systems. Coach Andrzejek walks us through how his defensive philosophy has evolved across stops at St. Mary’s, Columbia, Washington State, Florida, and now […]