“I’ve thrown myself completely into the viola, and I play violin only in emergencies.” As a performer and composer, Hindemith is without a doubt one of the most important contributors to his favourite instrument’s repertoire.

Often compared to Bach’s Sonatas and Partitas, these four solo sonatas by Paul Hindemith are certainly a challenge for any artist, one to which Ruth Killius – notably recognisable as a member of the Zehetmair Quartet – rises with fire and lyricism.