Billy May (1916-2004) was an American arranger, conductor, and trumpeter known primarily for his work in the genres of big band and jazz. He gained prominence in the 1940s and 1950s, particularly as an arranger for notable bands, including the Glenn Miller Orchestra and his own Billy May and His Orchestra. Notable works include arrangements for popular artists such as Frank Sinatra, Nat King Cole, and Ella Fitzgerald. His compositions "The Man with the Golden Arm" and "Mister Sandman" are among his most recognized pieces. May's signature style was characterized by bold brass sections, intricate harmonies, and a playful use of rhythm, earning him a reputation for innovative orchestration. Billy May's impact on music is significant; he helped shape the sound of the big band era and influenced subsequent generations of arrangers and composers in jazz and popular music. His work remains celebrated for its creativity and technical proficiency, contributing to the evolution of orchestral arrangements in