Research

This page lists some of my academic research interests, working papers, and past publications. You can also view PDFs of my full academic CV, or a two-page version. My software projects are described at https://thomasleeper.com/software/.

Public Opinion, Political Communication, and Political Psychology

Working papers:

• “Can Citizens Be Framed? How Information, Not Emphasis, Changes Opinions” (with Rune Slothuus)
• “Are Strong Opinions More Stable?”
• “The Information Environment and Consistency in Citizens’ Policy Opinions” (with Rune Slothuus)
• “Interest Groups and Political Attitudes”
• “Politics and Media Coverage Shape the Issue Content of the Polling Agenda”

Selected publications:

• Sara B. Hobolt, Thomas J. Leeper, and James Tilley. N.d. “Policy Preferences in the Wake of Referendums: Evidence from the Brexit negotiations.” Political Behavior: In press.
• Sara B. Hobolt, Thomas J. Leeper, and James Tilley. N.d. “Divided By The Vote: Affective Polarization in the Wake of Brexit” British Journal of Political Science: In press. Preprint
• Thomas J. Leeper. N.d. “The Role of Media Choice and Media Effects in Political Knowledge Gaps” Political Communication: In press. Preprint
• Simon Hix, Eric Kaufmann, and Thomas J. Leeper. 2020. “Pricing Immigration” Journal of Experimental Political Science: In press. Preprint
• Thomas J. Leeper, and Joshua Robison. 2020. “More Important, but for What Exactly? The Insignificant Role of Subjective Issue Importance in Vote Decisions.” Political Behavior 42: 239-259. Preprint, Reproduction Files
• Thomas J. Leeper, and Rune Slothuus. “How the News Media Persuade: Framing Effects and Beyond.” In Liz Suhay, Bernard Grofman, and Alex Treschel, eds., Oxford Handbook of Electoral Persuasion: In Press. Preprint
• Thomas J. Leeper, and Rune Slothuus. N.d. “Deliberation and Framing.” In Andre Bachtiger, John Dryzek, Jane Mansbridge, and Mark Warren, eds., Oxford Handbook of Deliberative Democracy. Oxford: Oxford University Press. Preprint
• Joshua Robison, Thomas J. Leeper, and James N. Druckman. “Do Disagreeable Political Discussion Networks Undermine Attitude Strength?” Political Psychology 39(2): 479-494. Preprint, Reproduction Files
• Thomas J. Leeper. 2017. “How Does Treatment Self-Selection Affect Inferences About Political Communication?” Journal of Experimental Political Science 4(1): 21-33. Preprint, Reproduction Files
• Thomas J. Leeper, and Rune Slothuus. 2014 “Political Parties, Motivated Reasoning, and Public Opinion Formation.” Advances in Political Psychology 35(S1): 129–156. Preprint
• Thomas J. Leeper. 2014. “The Informational Basis for Mass Polarization.” Public Opinion Quarterly 78(1): 27-46. Preprint, Reproduction Files
• Toby Bolsen, Thomas J. Leeper, and Matthew Shapiro. 2014. “Doing What Others Do: Norms, Science, and Collective Action on Global Warming.” American Politics Research 42(1): 65–89. Preprint, Reproduction Files
• Thomas J. Leeper. 2014. “Cognitive Style and the Survey Response.” Public Opinion Quarterly 78(4): 974–983. Preprint, Reproduction Files
• Toby Bolsen, and Thomas J. Leeper. 2013. “Self-Interest and Attention to News among Issue Publics.” Political Communication 30(3): 329–348. Preprint, Reproduction Files
• James N. Druckman, and Thomas J. Leeper. 2012. “Learning More from Political Communication Experiments: Pretreatment and Its Effects.” American Journal of Political Science 56(4): 875–896. Preprint, Reproduction Files
• James N. Druckman, Jordan Fein, and Thomas J. Leeper. 2012. “A Source of Bias in Public Opinion Stability.” American Political Science Review 106(2): 430–454. Preprint, Reproduction Files
• James N. Druckman, and Thomas J. Leeper. 2012. “Is Public Opinion Stable? Resolving the Micro-Macro Disconnect in Studies of Public Opinion.” Daedalus 141(4): 50–68. Preprint, Reproduction Files

Political Methodology, Reproducible Research, and Social Science Computing

Working papers:

• “Interpreting Regression Results using Average Marginal Effects with R’s margins”
• “Using the Rolling Reinterview Design to Study Political Campaigns and Electoral Behavior” (with Rune Slothuus)
• “Causal Effects Under Self-Selection”

Selected publications:

• Thomas J. Leeper, Sara B. Hobolt and James Tilley. “Measuring Subgroup Preferences in Conjoint Experiments” Political Analysis 28(2): 207-221. Preprint, Reproduction Files
• Samara Klar, Thomas J. Leeper, and Joshua Robison. 2019. “Weighing Priming Effects against Posttreatment Bias in Experimental Studies on Identity.” Journal of Experimental Political Science*: In press. Reproduction Files
• Thomas J. Leeper, and Emily Thorson. 2019. “Should We Worry About Sponsorship-Induced Bias in Online Political Science Surveys?” Journal of Experimental Political Science: In press. Preprint, Reproduction Files
• Thomas J. Leeper. 2020. “Online Experimental Methods.” In Liz Suhay, Bernard Grofman, and Alex Treschel, eds., Oxford Handbook of Electoral Persuasion: In press. Preprint
• Thomas J. Leeper. 2019. “The Search for Real-World Media Efects on Political Decision Making.” In Zoe Oxley and David Redlawsk, eds., Oxford Encyclopedia of Political Decision Making. Preprint
• Thomas J. Leeper. 2019. “Where Have All the Respondents Gone? Perhaps We Ate Them All.” Public Opinion Quarterly 83(S1): 280-288. Preprint
• Alexander Coppock, Thomas J. Leeper, and Kevin J. Mullinix. 2015. “Generalizability of Heterogeneous Treatment Effect Estimates Across Samples”. Proceedings of the National Academy of Sciences: In press. Preprint
• Kevin J. Mullinix, Thomas J. Leeper, James N. Druckman, and Jeremy Freese. 2015. “The Generalizability of Survey Experiments.” Journal of Experimental Political Science 2(2): 109-138. Preprint, Reproduction Files
• Thomas J. Leeper. 2016. “Crowdsourced Data Preprocessing with R and Amazon Mechanical Turk.” The R Journal 8(1): 276-88. Reproduction Files
• Thomas J. Leeper. “The Multiple Paths To Credibility.” The Political Methodologist 23(1): 11–16. Blog post
• Thomas J. Leeper. 2014. “Making High-Resolution Graphics for Academic Publishing.” The Political Methodologist 21(1): 2–5. Blog post
• Thomas J. Leeper. 2014. “Archiving Reproducible Research with R and Dataverse.” The R Journal 6(1): 151–158.
• Thomas J. Leeper. 2013. “Crowdsourcing with R and the MTurk API.” The Political Methodologist 2(2): 2–7. Reproduction Files
• Thomas J. Leeper. 2011. “The Role of Protocol in the Design and Reporting of Experiments.” The Experimental Political Scientist 2(1): 6–10.