Washington, D.C.–based pianists—composer-performer Sam Post and his friend and colleague Ralitza Patcheva—have join forces to reimagine Bach’s iconic Well-Tempered Clavier. Their new recording, The Well-“Tampered” Clavier, Book 1, embraces the expressive possibilities of the modern piano and infuses the music with rhythmic vitality drawn from jazz, ragtime, folk, world music, and twentieth-century classical styles. In the Baroque era, improvising, ornamenting, …