[3] Clarkson began his career working for the Canadian Film Institute, including as director of its FilmExpo series[4] and the Ottawa International Animation Festival.

[6] His stint as head of the OFDC was credited with kicking off the Toronto New Wave of new young film directors in the late 1980s and early 1990s.

[7] In 1991 he succeeded Peter O'Brian as executive director of the Canadian Film Centre.

[9] His son Wyeth Clarkson is a film director and producer.

This biographical article related to film in Canada is a stub.