Members of Quinteto Latino join guest host David Latulippe for Sunday evening's "Then & Now" from 8-10pm. (Listen anytime this week via KALW's Local Music Player.) They'll share details of their upcoming world premiere of Guillermo Galindo's Voces del Desierto as well as music from their new CD. Plus music of Aaron Copland and Beethoven as a Peninsula Symphony preview, and a chat with Irish pianist John O'Conor.