 She made her debut with the New York Philharmonic in 1957, and married fellow pianist Claude Frank in 1959, with whom she frequently performed together in her career.In 1975, Kallir became a teacher at the Mannes School of Music, where she was once a student.She toured frequently and collaborated with a wide range of orchestras and musicians, and was nominated for a Grammy Award for a performance of Mozart's Piano Concerto No.