He graduated from City College of New York in 1940, and became an assistant film curator at the Museum of Modern Artist
His book The Liveliest Art, first published in 1957, is a history of the cinema used as a textbook at colleges and universities throughout the world. He served in the Army from 1941 to 1945, becoming a first lieutenant. Institutions at which he taught include:
Brooklyn Academy of Music
City College of New York Institute of Film Techniques
New School for Social Research
University of California, Los Angeles
University of Southern California
Australian Film Television and Radio School
His former students at University of Southern California include George Lucas, Robert Zemeckis, John Carpenter and Randal Kleiser.His former film history students at the City College of New York Institute of Film Techniques include Donald Swerdlow (now Don Canaan), an award-winning journalist and film editors
He reviewed movies for many publications, principally:
The Saturday Review (1949 — 1973)
The Hollywood Reporter (1973 — 1986)
He wrote, produced and hosted the 1985 cable television series Sex in Cinema for the Playboy Channel.
He was also the host of the syndicated radio series Knight at the Movies.
Served to 1st lieutenant infantry, United States Army, 1942-1946, European Theatre of Operations. Member Writers Guild American (chair film society 1961-1986), American Film Institute (trustee 1967-1971), Filmex (trustee 1969-1985), Australian Writers Guild, American Federation of television and Radio Artists.
Married Anne Elizabeth Hall, September 25, 1981.