Everyone has heard of Johann Sebastian Bach's Well-Tempered Clavier – but hardly anybody knows anything about his journey to F sharp major. In March of 1700,

Johann Sebastian Bach – celebrated pipe organist, court composer and master of sacred music – was also a technical pioneer. Working in Germany in the early

"Tuning is the secret lens through which the history of music falls into focus," says Kyle Gann. Yet in Western circles, no other musical issue is so ignored, s

J. S. Bach's musician son explains the technique for performing eighteenth-century compositions, discussing fingering, embellishments, bass, and accompaniment