▁opera ▁that ▁will ▁premi ere ▁in ▁Bus an , ▁South ▁Korea , ▁and ▁a ▁sym phony , ▁Sym phony ▁for ▁Am elia , ▁premier ed ▁by ▁the ▁Bach ▁Festival ▁Society ▁Orchestra ▁and ▁Ch oir ▁in ▁Winter ▁Park , ▁Florida , ▁in ▁October ▁ 2 0 1 0 . ▁Rec ent ▁comm issions ▁include ▁" E arth qu ake !" ▁a ▁bal let ▁that ▁premier ed ▁at ▁the ▁Y er ba ▁Bu ena ▁Center ▁for ▁the ▁Arts ▁in ▁San ▁Francisco ▁in ▁April ▁ 2 0 0 6 ; ▁" L ittle ▁Sh imm ers " ▁for ▁the ▁Tro Met rik ▁ensemble , ▁which ▁premier ed ▁at ▁O DC ▁in ▁San ▁Francisco ▁in ▁April ▁ 2 0 0 6 ; ▁" D are dev il " ▁for ▁the ▁Array Music ▁chamber ▁ensemble , ▁which ▁premier ed ▁in ▁Toronto ▁in ▁ 2 0 0 6 ; ▁A ▁concert - length ▁sequence ▁of ▁works ▁for ▁or chestra ▁and ▁virtual ▁world s ▁( including ▁" Can ons ▁for ▁W roc law ," ▁" K ha en on cer to ," ▁" The ▁E gg ," ▁and ▁others ) ▁celebr ating ▁the ▁ 1 0 0 0 th ▁birth day ▁of ▁the ▁city ▁of ▁W roc law , ▁Poland , ▁premier ed ▁in ▁ 2 0 0 0 ; ▁A ▁triple ▁con cer to , ▁" The ▁N avigator ▁Tree ," ▁commission ed ▁by ▁the ▁National ▁End ow ment ▁for ▁the ▁Arts ▁and ▁the ▁American ▁Compos ers ▁Forum , ▁premier ed ▁in ▁ 2 0 0 0 ; ▁and