Ahmet Ertegun, a founder of the Rock & Roll Hall of Fame and Museum, died on Thursday at the age of 83. From Mr. Ertegun's bio:

Ahmet was a founder of the Rock and Roll Hall of Fame and Museum, as well as chairman of its governing foundation. In recognition of his contributions to popular music, he was himself elected to the Hall of Fame in 1987, and the Museum’s main exhibition hall in Cleveland bears his name.

Much more on this true legend at the Atlantic Records website and Wikipedia.