Violinist Michael Barenboim leads a spirited string octet dedicated to building unity through musical conversation.

With Giancarlo Guerrero wielding the baton, the Polish orchestra excels in a concert of works by Karol Szymanowski and Witold Lutosławski.

Pianist Nareh Arghamanyan discovers deep music in a work once dismissed as “Soviet kitsch.”

A lost Shostakovich piano trio emerges in “Art Under a Tombstone.”

An intriguing bill combines David Amram’s new double concerto with rarities from Lili Boulanger and a Rachmaninoff classic.

The popular guest conductor took a refreshingly straightforward approach to major works from Tchaikovsky and Kodály.

Mezzo Rachel Calloway brilliantly channels Frida Kahlo in a Gabriela Lena Frank song cycle.

Baritone Nikolay Borchev and pianist Wu Han make a formidable duo in Schubert’s Winterreise at [email protected]