Derek David Bourgeois (born 1941, died 2017) was a British composer and conductor known for his contributions to contemporary classical music. His works spanned various genres, including orchestral, chamber music, and choral compositions. Bourgeois was particularly recognized for his prolific output, which included over 200 compositions. Among his notable works are the "Symphony No. 1" and "Symphony No. 2," both of which showcase his ability to blend traditional symphonic structures with modern techniques. He also composed numerous concertos, including those for piano and clarinet, as well as a significant body of chamber music that often reflects his interest in rhythm and melody. Bourgeois was a prominent figure in the British music scene and served as the conductor of various orchestras, including the British Sinfonietta. His impact on music is marked by his commitment to education and his efforts to promote contemporary classical music. He often emphasized accessibility in his compositions, making them appealing to both musicians and audiences. His legacy includes fostering a greater appreciation for new music in the UK and beyond, influencing a generation of composers and performers.