In general elections, campaigns’ attempts to win swing voters appear to not work at all. By Dylan Matthews@dylanmattdylan@vox.com Sep 28, 2017, 8:00am EDT All the outreach activity by political campaigns, including door to door canvassing, phone banking, direct mail, and even advertising, has basically no effect on voters’ choice of candidate in general elections, according … Continue reading A massive new study reveals evidence on whether or not campaign persuasion tactics work.