Books
Blair, Graeme, Alexander Coppock, and Macartan Humphreys. 2023. Research Design in the Social Sciences: Declaration, Diagnosis, and Redesign. Princeton University Press. doi:10.2307/j.ctv34xx5vd
Coppock, Alexander. 2022. Persuasion in Parallel: How Information Changes Minds about Politics. University of Chicago Press, Chicago Studies in American Politics. doi:10.7208/chicago/9780226821832.001.0001
Articles
Coppock, Alexander, Donald P. Green, and Ethan Porter. 2026. Americans Can Imagine Changing Partisan Affiliation: Evidence from Hypothetical Scenarios. Quarterly Journal of Political Science 21(1): 26–48. doi:10.1108/QJPS-02-2025-0026
Sarkar, Radha and Alexander Coppock. 2026. The effects of religious messages and endorsements on political attitudes: A meta-reanalysis. American Political Science Review. doi:10.1017/S0003055426101695
Baxter-King, Ryan, Alexander Coppock, Graham Straus, and Lynn Vavreck. 2025. Endorsements vs. information: Experimental evidence of backlash and parallel persuasion during the COVID-19 public health crisis. PNAS Nexus 4(6): 1–11. doi:10.1093/pnasnexus/pgaf185
Barari, Soubhik, Alexander Coppock, Matthew H Graham, and Zoe Padgett. 2024. Did Trump’s Indictments Rally His Base? Evidence from the Counterfactual Format. Public Opinion Quarterly 88(4): 1216–1233. doi:10.1093/poq/nfae061
Hewitt, Luke, David Broockman, Alexander Coppock, Ben M. Tappin, James Slezak, Valerie Coffman, Nathaniel Lubin, and Mohammad Hamidian. 2024. How experiments help campaigns persuade voters: Evidence from hundreds of campaigns’ own experiments. American Political Science Review 118(4): 2021–2039. doi:10.1017/s0003055423001387
Aggarwal, Minali, Jennifer Allen, Alexander Coppock, Dan Frankowski, Solomon Messing, Kelly Zhang, James Barnes, Andrew Beasley, Harry Hantman, and Sylvan Zheng. 2023. A 2 million-person, campaign-wide field experiment shows how digital advertising affects voter turnout. Nature Human Behaviour 7(3): 332–341. doi:10.1038/s41562-022-01487-4
Coppock, Alexander, Kimberly Gross, Ethan Porter, Emily Thorson, and Thomas J. Wood. 2023. Conceptual Replication of Four Key Findings about Factual Corrections and Misinformation During the 2020 U.S. Election: Evidence from Panel Survey Experiments. British Journal of Political Science 53(4): 1328–1341. doi:10.1017/s0007123422000631
Galos, Diana Roxana and Alexander Coppock. 2023. Gender Composition Predicts Gender Bias: A Meta-reanalysis of Hiring Discrimination Audit Experiments. Science Advances 9(18): 1–11. doi:10.1126/sciadv.ade7979
Coppock, Alexander and Donald P. Green. 2022. Do Belief Systems Exhibit Dynamic Constraint?. Journal of Politics 84(2): 725–738. doi:10.1086/716294
Coppock, Alexander, Donald P. Green, and Ethan Porter. 2022. Does Digital Advertising Affect Vote Choice? Evidence from a Randomized Field Experiment. Research & Politics 9(1): 1–7. doi:10.1177/20531680221076901
Coppock, Alexander and Dipin Kaur. 2022. Qualitative Imputation of Missing Potential Outcomes. American Journal of Political Science 66(3): 681–695. doi:10.1111/ajps.12697
Peyton, Kyle, Gregory A. Huber, and Alexander Coppock. 2022. The Generalizability of Online Experiments Conducted During The COVID-19 Pandemic. Journal of Experimental Political Science 9(3): 379–394. doi:10.1017/xps.2021.17
Schwarz, Susanne and Alexander Coppock. 2022. What Have We Learned About Gender From Candidate Choice Experiments? A Meta-analysis of 67 Factorial Survey Experiments. Journal of Politics 84(2): 655–668. doi:10.1086/716290
Coppock, Alexander. 2021. Visualize As You Randomize: Design-based Statistical Graphs for Randomized Experiments. Advances in Experimental Political Science: 320–336. doi:10.1017/9781108777919.022
Graham, Matthew H. and Alexander Coppock. 2021. Asking About Attitude Change. Public Opinion Quarterly 85(1): 28–53. doi:10.1093/poq/nfab009
Offer-Westort, Molly, Alexander Coppock, and Donald P. Green. 2021. Adaptive Experimental Design: Prospects and Applications in Political Science. American Journal of Political Science 65(4): 826–844. doi:10.1111/ajps.12597
Peer, Limor, Lilla Orr, and Alexander Coppock. 2021. Active Maintenance: A Proposal for the Long-term Computational Reproducibility of Scientific Results. PS: Political Science & Politics 54(3): 462–466. doi:10.1017/s1049096521000366
Blair, Graeme, Alexander Coppock, and Margaret Moor. 2020. When to Worry About Sensitivity Bias: Evidence from 30 Years of List Experiments. American Political Science Review 114(4): 1297–1315. doi:10.1017/s0003055420000374
Coppock, Alexander, Seth J. Hill, and Lynn Vavreck. 2020. The Small Effects of Political Advertising are Small Regardless of Context, Message, Sender, or Receiver: Evidence from 59 Real-time Randomized Experiments. Science Advances 6(36): 1–6. doi:10.1126/sciadv.abc4046
Guess, Andrew and Alexander Coppock. 2020. Does Counter-Attitudinal Information Cause Backlash? Results from Three Large Survey Experiments. British Journal of Political Science 50(4): 1497–1515. doi:10.1017/s0007123418000327
Blair, Graeme, Jasper Cooper, Alexander Coppock, and Macartan Humphreys. 2019. Declaring and Diagnosing Research Designs. American Political Science Review 113(3): 838–859. doi:10.1017/s0003055419000194
Coppock, Alexander. 2019. Generalizing from Survey Experiments Conducted on Mechanical Turk: A Replication Approach. Political Science Research and Methods 7(3): 613–628. doi:10.1017/psrm.2018.10
Coppock, Alexander. 2019. Avoiding Post-Treatment Bias in Audit Experiments. Journal of Experimental Political Science 6(1): 1–4. doi:10.1017/xps.2018.9
Coppock, Alexander and Oliver A. McClellan. 2019. Validating the Demographic, Political, Psychological, and Experimental Results Obtained from a New Source of Online Survey Respondents. Research & Politics 6(1): 1–14. doi:10.1177/2053168018822174
Yokum, David, Anita Ravishankar, and Alexander Coppock. 2019. A Randomized Control Trial Evaluating the Effects of Police Body-worn Cameras. Proceedings of the National Academy of Sciences 116(21): 10329–10332. doi:10.1073/pnas.1814773116
Coppock, Alexander, Emily Ekins, and David Kirby. 2018. The Long-lasting Effects of Newspaper Op-Eds on Public Opinion. Quarterly Journal of Political Science 13(1): 59–87. doi:10.1561/100.00016112
Coppock, Alexander, Thomas J. Leeper, and Kevin J. Mullinix. 2018. Generalizability of Heterogeneous Treatment Effect Estimates Across Samples. Proceedings of the National Academy of Sciences 115(49): 12441–12446. doi:10.1073/pnas.1808083115
Flores, Alejandro and Alexander Coppock. 2018. Do Bilinguals Respond More Favorably to Candidate Advertisements in English or in Spanish?. Political Communication 35(4): 612–633. doi:10.1080/10584609.2018.1426663
Kirkland, Patricia A. and Alexander Coppock. 2018. Candidate Choice Without Party Labels: New Insights from Conjoint Survey Experiments. Political Behavior 40(3): 571–591. doi:10.1007/s11109-017-9414-8
Coppock, Alexander. 2017. Did Shy Trump Supporters Bias the 2016 Polls? Evidence from a Nationally-representative List Experiment. Statistics, Politics and Policy 8(1): 29–40. doi:10.1515/spp-2016-0005
Coppock, Alexander, Alan S. Gerber, Donald P. Green, and Holger L. Kern. 2017. Combining Double Sampling and Bounds to Address Nonignorable Missing Outcomes in Randomized Experiments. Political Analysis 25(2): 188–206. doi:10.1017/pan.2016.6
Coppock, Alexander and Donald P. Green. 2016. Is Voting Habit Forming? New Evidence from Experiments and Regression Discontinuities. American Journal of Political Science 60(4): 1044–1062. doi:10.1111/ajps.12210
Coppock, Alexander, Andrew Guess, and John Ternovski. 2016. When Treatments are Tweets: A Network Mobilization Experiment over Twitter. Political Behavior 38(1): 105–128. doi:10.1007/s11109-015-9308-6
Green, Donald P., Jonathan S. Krasno, Alexander Coppock, Benjamin D. Farrer, Brandon Lenoir, and Joshua N. Zingher. 2016. The Effects of Lawn Signs on Vote Outcomes: Results from Four Randomized Field Experiments. Electoral Studies 41: 143–150. doi:10.1016/j.electstud.2015.12.002
Aronow, Peter M., Alexander Coppock, Forrest W. Crawford, and Donald P. Green. 2015. Combining List Experiment and Direct Question Estimates of Sensitive Behavior Prevalence. Journal of Survey Statistics and Methodology 3(1): 43–66. doi:10.1093/jssam/smu023
Coppock, Alexander and Donald P. Green. 2015. Assessing the Correspondence Between Experimental Results Obtained in the Lab and Field: A Review of Recent Social Science Research. Political Science Research and Methods 3(1): 113–131. doi:10.1017/psrm.2014.10
Coppock, Alexander. 2014. Information Spillovers: Another Look at Experimental Estimates of Legislator Responsiveness. Journal of Experimental Political Science 1(2): 159–169. doi:10.1017/xps.2014.9
Book reviews
Coppock, Alexander. 2025. The Effects of Party Cues Are Not the Effects of Partisanship. Political Science Quarterly: 1–4. doi:10.1093/psquar/qqaf037
Coppock, Alexander. 2020. Review of: Paul J. Lavrakas, Michael W. Traugott, Courtney Kennedy, Allyson L. Holbrook, Edith D. de Leeuw, and Brady T. West, eds. Experimental Methods in Survey Research: Techniques That Combine Random Sampling with Random Assignment. Public Opinion Quarterly 84(4): 1014–1016. doi:10.1093/poq/nfaa053
Crowdsourced collaborations
Brodeur, Abel and 375 coauthors. 2026. Reproducibility and Robustness of Economics and Political Science Research. Nature 652: 151–156. doi:10.1038/s41586-026-10251-x
Schweinsberg, Martin and 161 coauthors. 2021. Same data, different conclusions: Radical dispersion in empirical results when independent analysts operationalize and test the same hypothesis. Organizational Behavior and Human Decision Processes 165: 228–249. doi:10.1016/j.obhdp.2021.02.003
Dissertation
Coppock, Alexander. 2016. Positive, Small, Homogeneous, and Durable: Political Persuasion in Response to Information. PhD dissertation, Columbia University. doi:10.7916/D8J966CS