Houston

After 15 years of mixing the sounds and traditions of classical music with those of musical styles from around the world, the Apollo Chamber Players are opting this season for a different focus: as the main concert series’ label puts it, “Silenced Voices.”

Jake Heggie visited the Smithsonian Institution a few years ago for a performance of his Iconic Legacies, a song cycle evoking four U.S. first ladies.

Back in 2009, the music entrepreneurship movement was gathering steam and start-up ensembles were popping up everywhere.

Houston’s ROCO chamber orchestra has introduced so many new works, and featured so many composers and performers from diverse backgrounds, that its founder sees no point in reciting the numbers.