Matt Brock's brief trial as defensive play-caller in Mississippi State's bowl victory over Illinois was a smashing success, leading the Bulldogs to promote the linebackers coach to defensive coordinator.

Source: https://rapidcityjournal.com/sports/college/gary-patterson-s-impact-on-tcu-still-shows-despite-unceremonious-breakup/article_4ca8185c-a4ce-5b03-a69c-32cbad3b460c.html

Patricia was replaced as play-caller by Bill O’Brien, who is returning to New England as their new offensive coordinator.

Source: https://fansided.com/2023/02/22/broncos-rumors-matt-patricia-defensive-coordinator/

“The hard part for me is when I’m watching the game — it’s easy to look at the play-caller, the head coach, the quarterback,” Saleh said.

Source: https://theathletic.com/5058690/2023/11/13/jets-struggling-offense-raiders-loss/

This offseason, New England moved on from Patricia as play-caller and brought in Bill O’Brien as their new offensive coordinator.

Source: https://fansided.com/2023/03/12/nfl-rumors-patriots-interest-deandre-hopkins-sounds-overplayed/