Ask people to name the most influential Canadians of the 20th century and they will throw out familiar entries from the centre-left political firmament: Pierre Trudeau, Lester Pearson, Tommy Douglas. Yet there was a woman who eclipsed all these men: a Canadian preacher who reinvented American Protestantism, starred in a crime sensation rivalling that of the Lindbergh kidnapping and helped fuse the alliance between evangelism and right-wing ideology that drives American politics to this day. And amazingly, I bet you've never heard of her. Perhaps a newly published biography will change that. Aimee Elizabeth Kennedy was born to a hardscrabble...