The CBC Election Pollcast, hosted by CBC poll analyst and ThreeHundredEight.com founder Éric Grenier, explores the world of political polls, their influence on the media and the trends they are showing.

Joining Éric on this week's podcast is Susan Delacourt of the Toronto Star and author of Shopping for Votes: How Politicians Choose Us and How We Choose Them

What impact have the polls had on this campaign, how is the media covering them and how have the political leaders shifted their strategies because of the polls?

Listen to the podcast above, or find past episodes and subscribe here.