Mollie J. Cohen

Peer Reviewed Book


None of the Above: Protest Voting in Latin American Democracies. 2024. University of Michigan Press (Weiser Center for Emerging Democracies Series)



Peer Reviewed Journal Articles

Cohen, Mollie J., Euiyoung Noh and Elizabeth J. Zechmeister. "Vote Buying, Norms, Context, and Trust in Elections." Online First at Comparative Political Studies. DOI: https://doi.org/10.1177/0010414024125209


Cohen, Mollie J. and Geoffrey Sheagley. 2024. “Partisan Poll Watchers and Americans' Beliefs about Electoral Integrity.” Public Opinion Quarterly, 88(SI): 536-560. DOI: https://doi.org/10.1093/poq/nfae024


Castorena, Oscar, Mollie J. Cohen, Noam Lupu, and Elizabeth J. Zechmeister. 2023. “How Worried Should We Be? The Implications of Fabricated Survey Data for Political Science.” International Journal of Public Opinion Research, 35(2). DOI: https://doi.org/10.1093/ijpor/edad007

Cohen, Mollie J., Amy Erica Smith, Mason W. Moseley, and Matthew L. Layton.* 2023. “Winner’s Consent? Democratic Legitimacy when Illiberal Candidates Win Elections. American Journal of Political Science, 67(2): 261-276. DOI: https://doi.org/10.1111/ajps.12690
           * Author order randomly assigned. Replication material.


Cohen, Mollie J. and Kaitlen J. Cassell. 2023. "Reducing Item Non-Response to Vote Choice Questions: Evidence from a Survey Experiment in Mexico." Public Opinion Quarterly, 87(1): 1-23. DOI: https://doi.org/10.1093/poq/nfad002

             Supplemental material and replication material.


Cohen, Mollie J. and Zach Warner. 2021. "How to Get Better Survey Data More Efficiently." Political Analysis, 29(2): 121-138. DOI: http://dx.doi.org/10.1017/pan.2020.20


Matthew L. Layton, Amy Erica Smith, Mason W. Moseley, and Mollie J. Cohen.* 2021. "Demographic Polarization and the Rise of the Far Right: Brazil's 2018 Presidential Election." Research and Politics. DOI: https://doi.org/10.1177/2053168021990204

            * Author order randomly assigned. Replication material.


Peter F. Rebeiro,* Mollie J. Cohen,* Heather M. Ewing, Marina Cruvinel Figueiredo, Lauren Saag Peetluk,  Kleydson B. Andrade,  Marshall Eakin,  Elizabeth J. Zechmeister, Timothy R. Sterling. 2020.  "Knowledge and stigma of latent tuberculosis infection in Brazil: implications for tuberculosis prevention strategies." BMC Public Health, 80(297). DOI: https://doi.org/10.1186/s12889-020-09053-1

            * Co-first author


Cohen, Mollie J. 2020. "Citizen Approval of Monetary- vs Goods-For-Votes Exchanges." Journal of Experimental Political Science. DOI: https://doi.org/10.1017/XPS.2020.4


Cohen, Mollie J., Facundo Salles Kobilanski and Elizabeth J. Zechmeister. 2018. "Electoral Volatility in Latin America." The Journal of Politics,  80(3): 1017-1022.

            Supplementary information and replication code.


Cohen, Mollie J. 2018. "A Dynamic Model of the Invalid Vote: How a Changing Candidate Menu Shapes Null Voting Behavior." Electoral Studies, 53: 111-121.

            Supplementary information and replication code.

Cohen, Mollie J. 2018. "Protest Via the Null Ballot: An Assessment of the Decision to Cast an Invalid Vote in Latin America." Political Behavior, 40: 395-414. DOI: 10.1007/s11109-017-9405-9
            Supplementary information and replication code. Data available from the AmericasBarometer.

Cohen, Mollie J. and Amy Erica Smith. 2016. "Do Authoritarians Vote for Authoritarians? Evidence from Latin America." Research and Politics. DOI: 10.1177/2053168016684066
            Replication code. Data available from the AmericasBarometer.


Works in Progress


"Rejecting Authoritarianism: When Threats to Democracy Shape Values." With Amy Erica Smith, Mason W. Moseley, and Matthew L. Layton


“Finding Voice through Political Action? Perceptions of Participatory Efficacy in Brazil’s 2018 Presidential Election.” With Mason W. Moseley, Matthew L. Layton, and Amy Erica Smith


"Patrolling the Polls: The Effect of Partisan Observers on Election Outcomes."


“How Poll Worker Attendance Affects Elections: Evidence from Peru.” With Mariana Ramírez Bustamante


“How Partisan Poll Watchers Affect Citizen Confidence in Elections.” With Amy Erica Smith


“The Zika Epidemic and Abortion Attitudes in Brazil.” With Claire Q. Evans


Watchers at the Polls: Partisan Election Observation and Trust in American Elections. With Geoffrey Sheagley (In progress)



Research Reports and Chapters


"What poll watchers can--and can't--do on Election Day." With Geoffrey Sheagley. The Conversation, November 4, 2024.


Watchers at the Polls: The Effect of Partisan Poll Watchers on Perceptions of Electoral Fairness.” With Geoffrey Sheagley. MIT Election Lab Blog, August 31, 2021.


Brazil’s president is rallying his base — so that he can expand his power.” With Amy Erica Smith, Matthew L. Layton, and Mason W. Moseley. The Monkey Cage Blog, May 11, 2021.


Did Brazilians vote against democracy last Sunday?” With Amy Erica Smith, Matthew L. Layton, and Mason W. Moseley. Mischiefs of Faction, October 30, 2018.


Latin American Views on Abortion in the Shadow of the Zika Epidemic.” With Claire Q. Evans. AmericasBarometer Topical Brief No. 33 (2018)

"Blaming the Victim: Knowledge of Tuberculosis is Associated with Greater Stigma in Brazil." With Heather Ewing, Marshall Eakin, Timothy Sterling, and Elizabeth J. Zechmeister. AmericasBarometer Insights No. 131 (2018)

"Measuring Political Knowledge in the AmericasBarometer." With Elizabeth J. Zechmeister. AmericasBarometer Methodological Note No. 003 (2018)

"Assessing and Improving Interview Quality in the 2016/17 AmericasBarometer." With Sebastian Larrea. AmericasBarometer Methodological Note No. 002 (2018)

"Democracy and Governance in the Americas: Key Findings from LAPOP’s AmericasBarometer." With Elizabeth J. Zechmeister and Noam Lupu. AmericasBarometer Topical Brief No. 30 (2017)

"Support for Electoral Democracy in the Americas.” Chapter in Eds. Cohen, Mollie J., Noam Lupu, and Elizabeth J. Zechmeister. 2017. The Political Culture of Democracy in the Americas: A Comparative Study of Democracy and Governance. 

Here’s what citizens who vote for authoritarians have in common.” With Amy Erica Smith, The Monkey Cage Blog, The Washington Post, November 2, 2016.

Declining Trust in Parties Likely to Increase Already-High Invalid Voting Rates in Peru’s National Elections.” AmericasBarometer Topical Brief No. 26 (2016)

Who is Interested in Politics?” With Ariel Helms, Hillary Rosenjack, Kelly Schultz, and Elizabeth J. Zechmeister. AmericasBarometer Insights No. 126 (2016)

Who Approves of Those Who Block Roads to Protest in the Americas?” With Christine Huang, Susan Ma, Kyle Uber, Lauren White, and Elizabeth J. Zechmeister. AmericasBarometer Insights No. 121 (2015)

Low Levels of External Efficacy Can be Improved by Government efforts to Deliver Better Outcomes.” With Hannury Lee, Ginny Randall, Jackson Vaught, and Elizabeth J. Zechmeister. AmericasBarometer Insights No. 115 (2015)

Effort Trumps Output in Predicting Satisfaction with Democracy.” With Kristina Bergmann, Kelly Perry, Kevin Zhang and Elizabeth J. Zechmeister. AmericasBarometer Insights No. 117 (2015)

Those with darker skin report slower police response time in the Americas.” With Elizabeth J. Zechmeister and Mitchell A. Seligson, AmericasBarometer Topical Brief  No. 16 (2015) [also published at The Monkey Cage Blog, The Washington Post, February 9, 2015]

Explaining Support for Interethnic Marriage in Four Countries.” AmericasBarometer Insights No. 77 (2012)

“Double Jeopardy: How U.S. Enforcement Policies Shape Tunkaseño Migration.” With Jonathan Hicken and Jorge Narvaez, in Cornelius, Wayne A. et al. (2010). Mexican Migration and the U.S. Economic Crisis: A Transnational Perspective. Center for Comparative Immigration Studies, San Diego, CA.