Anthony Kosko is a contemporary American jazz arranger renowned for his innovative contributions to large ensemble jazz. Active since the early 2000s, Kosko's distinctive style blends modern harmonic concepts with a deep understanding of traditional big band voicings. His arrangements, often characterized by intricate counterpoint and vibrant orchestrations, have been performed by leading university ensembles and professional jazz orchestras across the globe. Notably, Kosko has collaborated with esteemed soloists on several commissioned works, expanding the repertoire for contemporary jazz bands and solidifying his reputation as a vital voice in modern jazz arranging.