She has been named principal choreographer for the piece.

A pity this last, by the company's principal choreographer, Vasco Wellenkamp, seemed so derivative in its debts to modern dancers hither and yon.

The other principal choreographer is Chan Moly Sam, an authority on Cambodian court dances who now lives in Washington.

In 1977, aged only 48, he retired as director and took up the position of principal choreographer for The Royal Ballet.

From 1915 to 1921 he was the principal choreographer of Sergei Diaghilev's Ballets Russes.

As in the past, the printed program credited each piece to one or more principal choreographers.

Upon his return to civilian life, he founded a new company, Ballet Society, in 1946, again with Balanchine as principal choreographer.

Yet he was especially known for his collaborations with the Royal Ballet in Britain and its principal choreographer, Sir Frederick Ashton.

Relations between Diaghilev and Nijinsky had deteriorated under the stress of Nijinsky's becoming principal choreographer and his pivotal role in the company's financial success.

Beauchamp was one of the principal choreographers.