What types of political persuasion are there, and what are common approaches to studying them?
Multiple observational panel studies on the effect of party/media cues on public opinion
The Long-lasting Effects of Newspaper Op-Eds on Public Opinion (Coppock, Ekins, & Kirby, 2018) (appendix)
Two panel survey experiments on persuading people of particular policy positions
Field experiments and the study of voter turnout (Green, McGrath, & Aronow, 2013)
A review of field experiments on persuading voters to turn out