Jonathan Gannon and the Green Bay Packers are ushering in a new defensive identity as the 2026 NFL season approaches. The team’s approach signals a shift toward flexibility and adaptability rather than strict adherence to a single scheme.
The defensive coordinator has made it clear that his defensive system will be built around the players rather than a fixed playbook. He is emphasizing a collaborative process, where concepts are introduced and adjusted based on personnel strengths and evolving understanding.
Green Bay Packers, Jonathan Gannon
Dec 7, 2025; Glendale, Arizona, USA; Arizona Cardinals head coach Jonathan Gannon against the Los Angeles Rams at State Farm Stadium. Mandatory Credit: Mark J. Rebilas-Imagn Images
Gannon’s philosophy reflects a modern approach to defense, blending ideas from multiple systems rather than relying on one established blueprint. By incorporating elements from different teams and levels of football, he aims to create a unit that can adjust to a wide range of offensive challenges.
This method places a strong emphasis on teaching and communication, as players are expected to absorb a variety of concepts. Gannon believes that exposing the defense to multiple styles can enhance adaptability and improve overall execution on the field.
Defensive Coordinator Jonathan Gannon Addresses Developing Green Bay Packers’ Defensive Playbook
Green Bay Packers, Jonathan Gannon
Jan 4, 2026; Inglewood, California, USA; Arizona Cardinals head coach Jonathan Gannon on the sidelines against the Los Angeles Rams during the first half at SoFi Stadium. Mandatory Credit: Jayne Kamin-Oncea-Imagn Images
Gannon talked about developing Green Bay’s defensive system for next season. This is detailed more in an article by Mike Spofford for the team’s official website.
“We develop the playbook when we get here,” he said. “I told the players this. I said this is going to be a little different for them because as we’re teaching them things, they’re going to see tape of Philly, Minnesota, Arizona, Green Bay, San Francisco, Buffalo, Alabama, Georgia. I don’t really get caught up in … ‘This is my playbook. Here’s what we’re going to run.'”
The approach also encourages players to take ownership of the system, as their development directly influences how the defense evolves. Gannon’s willingness to tailor strategies based on personnel could unlock strengths that might otherwise remain underutilized.
The Packers are entering the season with a defense designed to grow and adapt over time. If Gannon’s vision takes hold, the unit could become more versatile and unpredictable, giving Green Bay a valuable edge in 2026.