Leonard Geoffrey Feather (1914-1994) was a British-born American jazz pianist, composer, arranger, and music journalist, renowned for his significant contributions to the jazz genre. Moving to the United States in 1939, Feather became an influential figure in the jazz scene, known for his innovative arrangements and ability to blend various styles. Notable works include his composition "Flight of the Bumblebee" and arrangements for prominent artists such as Billie Holiday, Ella Fitzgerald, and Dizzy Gillespie. He also penned numerous jazz standards and was a prolific writer for publications like DownBeat and Metronome, helping to elevate jazz music's profile. Feather's impact extended beyond performance; he was instrumental in the development of the jazz idiom, promoting it through his writings and recordings. He is credited with coining the term "bebop" and was a key figure in documenting the evolution of jazz through his extensive liner notes for albums. As a founder of the Jazz Journalists Association and an advocate for jazz education, Feather's legacy endures, influencing generations of musicians and listeners alike, solidifying his place in the annals of music history.