Donald Crockett conducts the USC Thornton Symphony in the annual New Music for Orchestra concert, featuring brand new works by outstanding Thornton student composers. Crockett has premiered over 150 new orchestral works in this long-running series at Thornton, and many of the pieces have gone on to performances by major orchestras, including recent pieces by Nina Shekhar and Julia Adolphe.   Bovard Auditorium, USC campus, February 24, 7:30pm.