Former NFL guard Conrad Dobler had CTE at the time of his death at age 72 in February 2023, according to researchers at the Boston University CTE Center.

Conrad Dobler embraced the violent nature of the NFL so completely that in the 1970s he was dubbed “Pro Football’s Dirtiest Player.” All that violence may have damaged him worst of all. The family of the late St.

The family of late St. Louis Cardinals offensive lineman Conrad Dobler said Wednesday that he had an advanced form of chronic traumatic encephalopathy. Conrad Dobler was dubbed "Pro Football's Dirtiest Player.