Carl Philipp Emanuel Bach (1714–1788) was one of the most original and influential composers of the 18th century, a bridge between the Baroque world of his father Johann Sebastian Bach and the emerging Classical style of Haydn and Mozart.

Early Life and Education: Born on 8 March 1714 in Weimar, C. P. E. Bach was the fifth child and second surviving son of Johann Sebastian Bach and Maria Barbara Bach. From childhood he was immersed in music, studying composition and keyboard directly under his father’s guidance. In his own autobiography he later wrote: “For composition and keyboard-playing, I have never had any teacher other than my father.” Despite this, he pursued formal studies in law at the University of Leipzig and later at Frankfurt an der Oder, though music was always his true vocation.

Career in Berlin: In 1740, Bach entered the service of Frederick the Great of Prussia in Berlin as a harpsichordist. For nearly three decades he worked at the Prussian court, accompanying the king—an avid flutist—in daily chamber music sessions. Though the position provided stability, it was not always artistically satisfying, as Frederick preferred the elegant French and Italian styles over Bach’s more daring experiments. Nevertheless, during these years C. P. E. Bach composed a vast body of keyboard works, symphonies, concertos, and chamber music that established his reputation across Europe.

Hamburg Years: In 1768, following the death of his godfather Georg Philipp Telemann, Bach was appointed Director of Music in Hamburg, responsible for the city’s five principal churches. This position gave him greater freedom and prestige. In Hamburg he composed large-scale sacred works, including oratorios and passions, as well as some of his most adventurous instrumental music. He remained in this post until his death on 14 December 1788.

Style and Innovations: C. P. E. Bach is best remembered as the leading representative of the Empfindsamer Stil (“sensitive style”), a musical language characterized by sudden contrasts, expressive melodies, and emotional intensity. His music often breaks away from the strict counterpoint of his father, favoring instead bold harmonic shifts, irregular phrases, and dramatic pauses. This style anticipated the emotional directness of Romanticism. He was also one of the first major composers to embrace the fortepiano, writing works that exploited its dynamic range and expressive possibilities. His keyboard sonatas and fantasias became models for later composers, admired by Haydn, Mozart, and Beethoven.

Writings: In addition to his compositions, C. P. E. Bach was a significant theorist. His treatise Versuch über die wahre Art das Clavier zu spielen (Essay on the True Art of Playing Keyboard Instruments, 1753–62) was one of the most influential pedagogical works of the 18th century. It provided detailed guidance on fingering, ornamentation, improvisation, and expression, shaping the training of countless musicians.

Legacy: By the time of his death, C. P. E. Bach was celebrated across Europe as one of the greatest living composers. His works circulated widely, and his reputation as “the Berlin Bach” or “the Hamburg Bach” distinguished him from his father. Though his fame later waned in comparison to J. S. Bach, modern scholarship has restored his place as a pivotal figure in the transition from Baroque to Classical music.