She had just flown in from the Aspen Festival to watch her star pupil rehearse with the Philadelphia Orchestra for a performance that evening of the Tchaikovsky.

A string quartet from the Aspen Festival and Music School performed on a street corner.

She was known for her master classes, especially at the Aspen Festival in Colorado, and in 1980 she established her own summer piano festival in northern Norway.

He was coordinator of the House Music Series at the Aspen Festival from 1990-2003.

The Takács Quartet holds summer residencies at the Aspen Festival and at the Music Academy of the West, Santa Barbara.

He made his American debut at the Aspen Festival two years ago.

He has been guest conductor with opera companies including Opera North, Scottish Opera and the Aspen Festival.

The Aspen Festival was often referred to as "Juilliard West."

Ms. Upshaw's values were reinforced by the mezzo-soprano Jan DeGaetani, with whom she studied at the Aspen Festival.

Harth previously ran the Aspen Festival and was relatively new to that job when Mr. Runge got into his youthful trouble.