STANFORD, Calif. — 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. The person spoke on condition of anonymity because the move hadn’t been announced by the school.

Bernard Muir led Stanford athletics in the Cardinal’s leap to the Atlantic Coast Conference after the implosion of the Pac-12. A new athletics director will be at the head of the department in Stanford’s second year in the North Carolina-based conference.

Stanford athletic director Bernard Muir will resign after 13 years on the job. Muir announced his decision on Tuesday to step down at the end of the academic year, saying it was an honor to serve in the role for more than a decade.