Showrunner Andrea Newman explains why Kelly Severide hasn’t been promoted in Chicago Fire. Taylor Kinney is arguably the face of Dick Wolf’s One Chicago franchise, considering how long he has been in the universe, not to mention how prominent his character is in Firehouse 51. For years, Severide’s personal and professional arcs have been at the forefront of Chicago Fire‘s storytelling and are expected to continue as the first-responder procedural enters season 13. Despite how vital he is in the show, there’s one particular character development that he hasn’t experienced.
https://screenrant.com/chicago-fire-severide-captain-promotion-no-explained-showrunner/