Eric Brosius is an American composer and sound designer, most notable for his work with Looking Glass Studios. Compositional work for LGS includes Thief: The Dark Project (1998), Thief II: The Metal Age (2000) (as well as the third installment of the series, Thief: Deadly Shadows, which was produced by Ion Storm), and System Shock 2 (1999). He is most well-known for his minimalist and darkly ambient style of electronic composition. Brosius' career as a musician began as a member of Boston-based alternative rock group Tribe, of which his future wife (and LGS colleague) Terri Brosius (née Barous) was also .