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".
Ian Holbourn Ian Holbourn (5 November 1872 – 14 September 1935), born John Bernard Stoughton Holbourn, was laird of Foula, a professor and lecturer for the University of Oxford, and a writer.