The extensive outreach of the Obama campaign is apparent in the exit poll data, with a quarter of voters (26%) saying they were contacted by his campaign. Overall, 32% of voters said they received calls or visits on behalf of one or more of the presidential candidates. About one-in-five said they were contacted by the McCain campaign. A third of Obama’s supporters reported having been contacted by the campaign, while McCain’s outreach contacted 24% of those who voted for him. Read More

Russell Heimlich  is a former web developer at Pew Research Center.