Jake Heggie, composer of the opera Dead Man Walking, worked with librettist Gene Scheer to bring Herman Melville's epic novel Moby Dick to life on the opera stage. A commission of The Dallas Opera, with San Francisco Opera, San Diego Opera, Calgary Opera and the State Opera of South Australia, opened in 2010 in Dallas. Hear San Francisco's production on Saturday at 1pm. (A sneak peek of the music is below)