Albert Christoph Dies (1755-1822) was a German composer and music educator, primarily associated with the Classical genre. He is notable for his contributions to the development of choral music and music theory in the early 19th century. Dies studied under prominent figures like Karl Friedrich Zelter and was deeply influenced by the musical environment of Berlin. His most significant works include choral compositions, such as his settings of texts from German poets, which reflect the ideals of the Sturm und Drang movement. Dies is also known for his theoretical writings, particularly "Die musikalische Bibliothek," which helped disseminate music education and theory during his time. As a member of the Berlin Singakademie, Dies played a pivotal role in promoting choral singing and was instrumental in the revival of interest in earlier composers, influencing the Romantic composers who followed him. His impact on music education and choral practice laid foundational principles that would resonate in the works of future composers, making him a respected figure in the evolution of German music during the transition from Classical to Romantic styles.