Lions’ Jack Campbell: Born for MLB Role and Seeing the Game Like a Coordinator

Detroit Lions linebacker Jack Campbell has rapidly advanced his career thanks to his mental acuity and physical prowess. Standing 6-foot-5 and weighing 246 pounds, Campbell is a formidable presence on the field. His resilience was evident when he played against the Baltimore Ravens in Week 3 despite a severe lip injury requiring stitches.
Leadership and Game Insight
Campbell is entrusted with the “green dot” on his helmet, responsible for relaying plays from defensive coordinator Kelvin Sheppard. His relationship with Sheppard is central to his growth, cultivated since Campbell’s entry into the NFL as a first-round pick in 2023.
Chemistry and Understanding
Their collaboration involves weekly meetings where Campbell actively engages with Sheppard to dissect game plans. This interaction, likened to that between offensive coordinators and quarterbacks, allows Campbell to understand Sheppard’s strategic thinking deeply, ensuring seamless communication during games.
- Position: Linebacker
- Height/Weight: 6-foot-5, 246 pounds
- Drafted: 2023, First Round
- Team: Detroit Lions
- Defensive Coordinator: Kelvin Sheppard
Freedom in Defensive Play
Sheppard empowers players like Campbell to alter plays as needed, trusting their instincts. This player autonomy is central to Sheppard’s philosophy, supported by his experience with Kansas City Chiefs defensive coordinator Steve Spagnuolo, who emphasized explaining the reasoning behind plays.
Performance Metrics
Through the initial weeks of the 2025 season, Campbell’s performance has been impressive. He boasts a defensive grade of 90.7, ranking him third among linebackers. His run defense score is 92.0, securing second place in that category. Campbell also leads with 23 defensive stops, signifying his strategic role in thwarting offensive plays.
Born for the Role
Sheppard describes Campbell as a “machine,” attributing his success to a background steeped in football and determination. Despite Campbell’s humility about his mental growth, he continues striving to understand and align with Sheppard’s vision, aiming to evolve from a skilled player in 2024 to a decisive force in the current season.
This dynamic combination of skill and strategy places Campbell at the heart of the Lions’ defense, embodying a middle linebacker’s role as envisioned by the team. His progression is a testament to his tenacity and the robust support system built with Sheppard.