Bach and the Patterns of Invention

In this major new interpretation of the music of J. S. Bach, we gain a striking picture of the composer as a unique critic of his age. By reading Bach’s music “against the grain” of contemporaries such as Vivaldi and Telemann, Laurence Dreyfus explains how Bach’s approach to musical invention in a variety of genres posed a fundamental challenge to Baroque aesthetics.

“Invention”—the word Bach and his contemporaries used for the musical idea that is behind or that generates a composition—emer...