Are both John Grierson and A. Edward Sutherland from the United Kingdom?
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. In 1926, Grierson coined the term "documentary" in a review of Robert Flaherty's "Moana".
David Sutherland (British Army officer) Colonel David George Carr Sutherland {'1': ", '2': ", '3': ", '4': "} (28 October 1920 - 14 March 2006) was a British Army officer, intelligence officer and military author.