Buffalo Bills DC Jim Leonhard “uniquely attuned to modern NFL defenses,” per Doug Farrar.

After a rocky rookie start, Buffalo Bills DL T.J. Sanders faces a career-defining year as Jim Leonhard’s new defensive scheme ...

Despite making several changes this offseason, the Buffalo Bills still have one major weakness that should concern them.

Cole Bishop's breakout in 2025 has set him up to be a leader in a new defense in 2026. It makes him the 8th-most important ...

One former Badgers coach got a big break this offseason, but it’s coming with challenges.

Jim Leonhard's experience at Wisconsin and in the NFL shows why he’s the perfect man for the job ...

ESPN says no new coordinator enters the 2026 season with a tougher challenge than Buffalo's Jim Leonhard.

The Buffalo Bills have a new defensive playcaller this season, and Jim Leonhard is under immense pressure to get that side of ...