Bud Powell was a pianist and composer whose original works became foundational pieces of the bebop repertoire. His catalog of compositions, numbering roughly ten to fifteen well-documented pieces, emerged primarily during his most productive recording years in the late 1940s and 1950s. Powell's writing translated the rhythmic and harmonic innovations of bebop into tightly constructed melodies built for improvisation, featuring angular lines, fast tempos, and sophisticated chord movement. His best-known compositions include Hallucinations (also known as Budo, later recorded by Miles Davis on Birth of the Cool), Tempus Fugue-It, Un Poco Loco, Dance of the Infidels, Bouncing with Bud, Parisian Thoroughfare, and Celia. Parisian Thoroughfare, with its evocative introduction suggesting a bustling Parisian street scene, has become one of the most enduring jazz standards from his pen. Powell's composing was closely tied to his work alongside Charlie Parker, Dizzy Gillespie, Max Roach, and other architects of bebop. Though his compositional output was modest in volume compared to some contemporaries, the quality and influence of his pieces secured them a permanent place in the jazz canon.