Her compositions include Chiaroscuro Azzurro, a concerto for violinist Jennifer Koh and the International Contemporary Ensemble, which was commissioned by Miller Theater of Columbia University, and a setting of in Just- spring which has been performed on tour by Dawn Upshaw and Gilbert Kalish at venues including Carnegie Hall, Wigmore Hall, the Theatre du Chatelet in Paris, the National Arts Center in Canada and at the Tanglewood and Ojai Music Festivals. The first composer to win the American Academy in Berlin Prize fellowship, Ms. Schwendinger was recently honored with a Goddard Lieberson Fellowship from the American Academy of Arts and Letters.