Quote:
"Gudrun Bjerring, a pioneering woman director and one of the first in Canada, joined the [National Film Board] in the early 1940s and became head of the educational unit. Her films were often lyrical documentaries that reflected her interest in music, culture, and young children."
-- Wyndham Wise

Source:
Wise, Wyndham, ed. Take One's Essential Guide to Canadian Film. Toronto: University of Toronto Press, 2001. (s.v. 'Parker, Gudrun')