Author of books on film history, including "Indelible Shadows: Film and the Holocaust" (1982; 3d. ed. 2003), "Francois Truffaut" (1978; rev. ed. 1995) and "Double Lives, Second Chances: The Cinema of Krzysztof Kieslowski".
Often writes film criticism for the Sunday Arts & Leisure section of the "New York Times" as well as for the "Los Angeles Times" and "Film Comment" magazine.