Knut Nystedt (1915–2014) was a prominent Norwegian composer and conductor, renowned for his contributions to choral music and liturgical compositions. His work primarily falls within the genres of classical and sacred music. Nystedt's compositions often incorporate traditional liturgical texts, showcasing a blend of contemporary techniques with a profound reverence for choral traditions. One of his most notable works is "Immortal Bach," a piece that ingeniously combines J.S. Bach’s music with Nystedt’s own choral harmonizations, reflecting his deep admiration for Bach's legacy. Other significant works include various motets, anthems, and arrangements that have become staples in choral repertoires worldwide. Nystedt's impact on music is particularly felt in the realm of choral singing, where his compositions are celebrated for their accessibility and spiritual depth. He played a crucial role in the development of choral music in Norway and inspired generations of musicians through his teaching and leadership in choral organizations. His legacy continues to influence contemporary choral composers and performers, solidifying his place as a key figure in 20th-century sacred music.