About Duncan McDowall Duncan McDowall is University Historian at Queen’s University and the author of The Sum of the Satisfactions: Canada in the Age of National Accounting. Books by Duncan McDowall Queen's University, Volume III, 1961-2004 Testing Tradition by (author) Duncan McDowall The Sum of the Satisfactions Canada in the Age of National Accounting by (author) Duncan McDowall La somme des satisfactions Le Canada à l'ère des comptes nationaux by (author) Duncan McDowall