Jonathan Murray "Jon" Chu (Chinese: 朱浩偉; pinyin: Zhū Hàowěi; born November 2, 1979) is an American film director, film producer, screenwriter, and cinematographer, best known for directing the movies Step Up 2: The Streets, Step Up 3D, Justin Bieber: Never Say Never and G.I. Joe: Retaliation. Chu is an alumnus of the University of Southern California School of Cinema-Television.