Milt Jackson, born Milton Jackson on January 1, 1923, in Detroit, Michigan, was a pioneering American jazz vibraphonist known for his influential role in the development of modern jazz. Nicknamed "Bags," Jackson was celebrated for his expressive playing style and his ability to infuse the vibraphone with a warm, vocal-like quality. He began his musical journey in the church, initially playing guitar and piano before discovering the vibraphone at age 16 after being inspired by Lionel Hampton.

Jackson's professional career took off when he joined Dizzy Gillespie's sextet in 1945, quickly establishing himself as a prominent figure in the bebop movement. He played with several jazz legends, including Thelonious Monk, Charlie Parker, and Woody Herman. In 1952, Jackson co-founded the Modern Jazz Quartet (MJQ), which became a significant force in jazz for over two decades. His blues-infused improvisations were a hallmark of the group's sound, balancing with John Lewis's more structured compositions.

Throughout his career, Jackson collaborated with numerous jazz greats such as Miles Davis, Coleman Hawkins, and John Coltrane. He was known for his ability to swing and his innovative use of rhythm and harmony, which set him apart from other vibraphonists. Jackson's contributions to jazz were recognized with numerous accolades, including induction into the DownBeat Jazz Hall of Fame.

Milt Jackson continued to perform and record until his death on October 9, 1999, in New York City. His legacy as a master vibraphonist and a key figure in the evolution of jazz endures.