Karl Engel, born in Birsfelden, Switzerland, in 1923, was a renowned Swiss pianist and pedagogue celebrated for his profound interpretations of classical piano repertoire. Engel's career was marked by his deep commitment to the art song repertory and his extensive work on the compositions of Mozart, Beethoven, and Schumann. He gained international recognition after winning second prize at the Queen Elisabeth Competition in 1952 and the Busoni Competition in 1953. Throughout his illustrious career, Engel performed with some of the most distinguished soloists of the 20th century, leaving a lasting impact on the classical music world. His recordings, particularly of Mozart's piano sonatas and concertos, are considered benchmarks of excellence. Engel also dedicated himself to teaching, serving as a professor at the Hannover Conservatory from 1955 to 1986 and later at the Berne Conservatory. His legacy continues to inspire musicians and enthusiasts alike, showcasing his enduring influence on the classical piano tradition.