Lilliana Mason

Assistant Professor

Lilliana Mason is assistant professor of Government and Politics at the University of Maryland, College Park, and author of Uncivil Agreement: How Politics Became Our Identity (University of Chicago Press).

She received her PhD in Political Psychology from Stony Brook University and her BA in Politics from Princeton University. Her research on partisan identity, partisan bias, social sorting, and American social polarization has been published in journals such as American Political Science Review, American Journal of Political Science, Public Opinion Quarterly, and Political Behavior, and featured in media outlets including the New York Times, the Washington Post, CNN, and National Public Radio.

Mason received the 2017 Emerging Scholar Award from the Political Organizations and Parties Section of the American Political Science Association (APSA). Her work has been supported by the National Science Foundation.

  • PhD
Course Name Course Title Semester Syllabus
GVPT423H Elections and Electoral Behavior Spring 2018 Syllabus
GVPT429E Problems in Political Behavior; Public Opinion and Partisanship Spring 2018 Syllabus
GVPT420 The Logic and Practice of Measuring Political Behavior Fall 2017 Syllabus
GVPT422 Quantitative Politics Analysis Spring 2017 Syllabus
GVPT423 Elections and Electoral Behavior Fall 2015

Mason, Lilliana. (forthcoming). "Losing Common Ground: Social Sorting and Polarization." The Forum.

Mason, Lilliana. 2018. "Ideologues Without Issues: The Polarizing Consequences of Ideological Identities." Public Opinion Quarterly. Online First.

Mason, Lilliana and Julie Wronski. 2018. "One Tribe to Bind Them All: How Our Social Group Attachments Strengthen Partisanship." Advances in Political Psychology. Online First.

Mason, Lilliana. 2016. "A Cross-Cutting Calm: How Social Sorting Drives Affective Polarization." Public Opinion Quarterly 80 (S1): 351-377.

Huddy, Leonie, Lilliana Mason, and Nechama Horowitz. 2016. "Political Identity Convergence: On Being Latino, Becoming a Democrat, and Getting Active." Russell Sage Foundation Journal of the Social Sciences 2 (3): 205-228.

Davis, Nicholas T., and Lilliana Mason. 2016. "Sorting and the Split-Ticket: Evidence from Presidential and Subpresidential Elections." Political Behavior 38 (2): 337-54.

Huddy, Leonie, Lilliana Mason, Lene Aaroe. 2015. "Expressive Partisanship: Campaign Involvement, Political Emotion, and Partisan Identity." American Political Science Review 109(1): 1-17.

Mason, Lilliana. 2015. "I Disrespectfully Agree: The differential effects of partisan sorting on social and issue polarization." American Journal of Political Science 59(1): 128-145.

Cassese, Erin, Leonie Huddy, Todd Hartman, Lilliana Mason, Christopher Weber. 2013. "Socially-Mediated Internet Surveys (SMIS): Recruiting Participants for Online Experiments." PS: Political Science and Politics 46(4): 775-784.

Mason, Lilliana. 2013. "The Rise of Uncivil Agreement: Issue versus Behavioral Polarization in the American Electorate." American Behavioral Scientist 57(1): 140-159.

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  • Lilliana Mason
Phone: (301) 405-0460