The term "impromptu" suggests that a piece has a casual, offhand quality—perhaps that it's even being improvised on the spot. Sometimes, though, it's just a handy term for a short, stand-alone piece ...

When it comes to Schubert’s Impromptus, Eric Lu frequently blurs the line between being an overtly sensitive musician and a master embalmer. His protracted first-note fermata and sombre deliberation ...

When Murray Perahia gave a concert this year in Portland, Oregon, he saved a couple of Impromptus until the official program was over. Here's Perahia, on stage, playing his first encore — Schubert's ...