After nearly 13 years leading one of the most successful intercollegiate athletic departments in the country, Bernard Muir has announced his intention to step down as Director of Stanford Athletics at the end of this academic year.

Stanford athletic director Bernard Muir plans to resign after 13 years on the job. A person familiar with Muir’s decision told The Associated Press that Muir is expected to step down before the end of the school year.

Stanford athletic director Bernard Muir is expected to resign from his position, sources told ESPN. Muir is closing out his 13th year at the school, which during his tenure has won more than 30 NCAA championships and eight Directors' Cups for overall athletic department excellence.