J.J. Johnson

J.J. Johnson was an American jazz trombonist, composer, and arranger who became a prominent figure in bebop and modern jazz by adapting the trombone to faster, more harmonically complex styles. He was known for a clear, agile tone, precise technical command, and lyrical improvising, and he worked in both small-group settings and larger arranging roles, often collaborating with other notable musicians. His approach influenced later generations of jazz trombonists and arrangers.