On his retirement, he was both the longest-serving director in the institution's history and the longest-serving director of any major art museum in the world.

Bruce Montgomery, its best-known and longest-serving director, led the club from 1956 until 2000.

Philipson was the longest-serving director in the history of the University of Chicago Press, which position he held from 1967 to 2000.

Keyworth had been a director of HP since 1986 and, until his resignation, was the longest-serving director at the company.

He is the longest-serving director in the institution's 40-year history.

He is the longest-serving general director in the history of the Vienna State Opera.

Its chairwoman will step aside in January, the chief executive will succeed her and the longest-serving director resigned.

William C. Baker, Callaway's longest-serving director, was appointed chairman and interim chief executive.

Not only did he come to Argonne, he stayed-becoming the longest-serving director in the laboratory's history, retiring July 1, 1996.

Grace was the longest-serving director of the Georgia Tech Research Institute, holding the position from 1976 to 1992.