Beginning in 1922, when Robert Flaherty filmed 'Nanook of the North' in Canada's Arctic, and encouraged by John Grierson and the federal government in 1939 when they created the National Film Board of Canada (NFB), documentaries have dominated Canada's film production and, more than any other form, have been crucial to the formation of Canada's cinematic identity. Surprisingly, there has been very little critical writing on this distinguished...