He’s a highly respected wide receivers coach — Calvin Johnson once called him the — and might soon be out of a job in Arizona, depending on whether Kliff Kingsbury’s replacement chooses to retain him.

Source: https://nesn.com/2023/01/patriots-mailbag-ranking-nfls-10-offensive-coordinator-openings/

I was met with skepticism, thanks to the new contract he signed, but as the season unraveled, what was once unthinkable in the eyes of most Cardinals fans became a reality: That there was likely no way for Kliff to retain his job.

Source: https://raisingzona.com/2023/01/06/arizona-cardinals-open-secret-kingsbury/

The Arizona Cardinals could very well hand head coach Kliff Kingsbury his walking papers on Monday, the day after the season finale against the San Francisco 49ers.

Source: https://raisingzona.com/2023/01/06/arizona-cardinals-job-unattractive/

While starting the season in 25th for attempts, Hartman would finish in sixth, knocking Kliff Kingsbury (1883).

Source: https://ndsmcobserver.com/2023/04/breaking-it-down-using-data-to-predict-hartmans-2023-stats/