Jan Swafford’s biographies of Charles Ives and Johannes Brahms have established him as a revered music historian, capable of bringing his subjects vibrantly to life. His magnificent new biography of Ludwig van Beethoven peels away layers of legend to get to the living, breathing human being who composed some of the world’s most iconic music. Swafford mines sources never before used in English-language biographies to reanimate the revolutionary ferment of Enlightenment-era Bonn, where Beethoven grew up and imbibed the ideas that would shape all of his future work. Swafford then tracks his...