An American screenwriter, director, and novelist, he is renowned for his work exploring themes of identity, morality, and rebellion. He gained prominence with "The Believer," a film that won the Grand Jury Prize at Sundance in 2001, showcasing his knack for intense, thought-provoking narratives. His diverse career spans writing for films like "Internal Affairs" and "Deep Cover," as well as authoring novels. His works often delve into complex character studies, reflecting his background in philosophy and linguistics.