A. Hernandez is a contemporary American jazz arranger and composer, renowned for their innovative contributions to large ensemble jazz. Emerging in the early 2000s, Hernandez's style blends modern harmonic sophistication with a deep reverence for traditional big band aesthetics. Their arrangements, characterized by intricate counterpoint and vibrant orchestrations, have been performed by leading university and professional jazz orchestras worldwide. Notable works include "Urban Nocturne" and the critically acclaimed suite "Echoes of Tomorrow." Hernandez has collaborated with artists such as Maria Schneider and John Clayton, significantly expanding the expressive possibilities of the jazz big band medium.