Although I focus a lot on world music and jazz, I’ve always loved opera and art song. I saw the great German-British soprano Elisabeth Schwarzkopf sing at the Hollywood Bowl in the late ’60s. On a ...

Late in the afternoon on Nov. 10, lights began to dim as a packed audience eagerly waited at the Emerson Colonial Theatre. The Boston Lyric Opera’s staging of the classic opera “Aida,” with music by ...