Which documentary film maker was considered the father of British and Canadian documentary film, Roman Karmen or John Grierson?
Roman Karmen: Roman Lazarevich Karmen (Russian: Рома́н Ла́заревич Карме́н ; 29 November [O.S. 16 November] 1906 in Odessa – 28 April 1978 in Moscow) was a Soviet war camera-man and film director and one of the most influential figures in documentary film making. John Grierson: John Grierson CBE (26 April 1898 – 19 February 1972) was a pioneering Scottish documentary maker, often considered the father of British and Canadian documentary film.
John Grierson