Idea for three covers of Maclean's claimed by advertising agency

[This post has been updated] So we thought the three covers idea of Maclean's magazine last week was a good one -- with excellent art direction and each cover featuring one of the three leading candidates in the federal election. What an original idea, we thought.And it appears it was original, but not to Maclean's. The idea came from an advertising agency, according to the president of the