Books

• Until We Have Won Our Liberty: South Africa After Apartheid (Princeton University Press, 2022).
• Boundaries of Contagion: How Ethnic Politics Have Shaped Government Responses to AIDS (Princeton University Press, 2009).
• Race and Regionalism in the Politics of Taxation in Brazil and South Africa (Cambridge University Press, Studies in Comparative Politics, 2003).

Scholarly Articles and Book Chapters

• “The value of dignity appeals: evidence from a social media experiment,” (with Paige Bollen, Will Kymlicka, and Blair Read). Cambridge University Press, (online, June 2025).
• “How information about historic carbon emissions affects support for climate aid: evidence from a survey experiment,” (with Volha Charnysh, Jared Kalow, and Erin Walk). Climactic Change, (v177, n174, December 2024).
• “Politician responses to material incentives for participation in surveys: Experimental evidence from South Africa,” (with Sarah Lockwood). Research and Politics, (v11, n2, 2024).
• “Government Responses to Climate Change,” (with Michael Ross). World Politics, (first view, May 2024).
• “South Africa’s Resilient Democracy,” (with Rorisang Lekalake). Journal of Democracy, (v33, n2, April 2022), 103-117.
• “Risk for ‘Us’ or for ‘Them?’ The Comparative Politics of Diversity and Responses to AIDS and COVID-19,” in Thomas Sugrue and Caitlin Zaloom (eds), The Long Year: A 2020 Reader (New York: Columbia University Press, 2022), 265-74.
• “When do Strong Parties ‘Throw the Bums Out’ ? Competition and Accountability in South African Candidate Nominations,” (with Philip Martin and Nina McMurry). Studies in Comparative International Development, (v56, n3, September 2021), 316-342.
• “How Information About Race-based Health Disparities Affects Policy Preferences: Evidence from a Survey Experiment About the COVID-19 Pandemic in the United States,” (with Allison Harell), Social Science and Medicine, (v277, May 2021), 113884.
• “Self-efficacy and Citizen Engagement in Development: Experimental Evidence from Tanzania,” (with Yang-Yang Zhou). Journal of Experimental Political Science, (first view, January 2021), 1-18.
• “Research Cycles.” Pp. 42–70 in The Production of Knowledge: Enhancing Progress in Social Science, Strategies for Social Inquiry, edited by C. Elman, J. Mahoney, and J. Gerring. (Cambridge: Cambridge University Press, 2020).
• “Nuanced Accountability. Responses to Basic Service Provision in Southern Africa,” (with Daniel de Kadt). British Journal of Political Science (v50, n1, January 2020), 185-215.
• “Census Enumeration and Group Conflict: A Global Analysis of the Consequences of Counting” (with Prerna Singh). World Politics January 2017, 1-53.
• “Can the Biomedical Research Cycle be a Model for Political Science.” Perspectives on Politics (v14, n4) December 2016, 1054-1066.
• “Does Stigmatized Social Risk Lead to Denialism? Results from a Survey Experiment on Race, Risk Perception, and Health Policy in the United States” (with Yarrow Dunham and Steven Snell). PloS One (v11, n4, 2016).
• “The Comparative Politics of Service Delivery in the Developing Countries,” in the Oxford Handbook of Politics of Development. (Nicolas Van de Walle and Carol Lancaster, eds. Oxford University Press, 2015).
• “Nested Analysis: Towards the Integration of Comparative Historical Analysis with other Social Science Methods,” in Advances in Comparative-Historical Analysis (James Mahoney and Kathleen Thelen, eds. Cambridge University Press, 2015), pp. 240-263.
• “Does Information Lead to More Active Citizenship? Evidence from an Education Intervention in Rural Kenya,” (with Daniel Posner and Lily Tsai). World Development (v60, August 2014), pp. 69-38.
• “The Ethnicity-Policy Preference Link in sub-Saharan Africa,” (with Gwyneth McClendon). Comparative Political Studies (v46, 2013), 574-602.
• “The Institutional Origins of Ethnic Violence,” (with Prerna Singh). Comparative Politics (v45, n1, 2012), 1-24.
• “Conceptualizing and Measuring Ethnic Politics: An Institutional Complement to Demo graphic, Behavioral, and Cognitive Approaches,” (with Prerna Singh). Studies in Comparative International Development (v47, n2, 2012), 255-86.
• “Descriptive Representation and AIDS Policy in South Africa,” Contemporary Politics: Special issue on the politics of AIDS Policy-making (v18, n2, 2012), 156-73.
• “The Perils of Polycentric Governance of Infectious Disease in South Africa,” Social Science and Medicine (v73, n5, 2011), 676-684.
• “Bridging the Qualitative-Quantitative Divide: Best Practices in the Development of Historically-Oriented Replication Databases,” Annual Review of Political Science (v13, 2010), 37-59.
• “The Politics of Demanding Sacrifice: Applying Insights from Fiscal Sociology to the Study of AIDS Policy and State Capacity.” In The New Fiscal Sociology: Taxation in Comparative Perspective, (I Martin, A Mehrotra, M Prasad, eds. Cambridge University Press, 2009), 105-19.
• “Relative Response: ranking country responses to HIV and AIDS,” (with Chris Desmond – first author, Anita Alban, and Annia-Mia Ekström). Journal of Health and Human Rights, (v10,n2, 2008/9), 105-119.
• “Ethnic Politics, Risk, and Policy-Making: A Cross-National Statistical Analysis of Government Responses to HIV/AIDS,” Comparative Political Studies (v40n12, 2007), 1407-1432.
• “Boundary Politics and HIV/AIDS Policy in Brazil and South Africa,” (with Varun Gauri) Studies in Comparative International Development (Fall v41n3, 2006), 47-73.
• “Nested Analysis as a Mixed-Method Strategy for Comparative Research,” American Political Science Review (v99 n 3, August 2005), 435-52.
• “Tobacco Control in Comparative Perspective: Eight Nations in Search of an Explanation,” (with Theodore J. Marmor), in Unfiltered: Tobacco Policy, Politics and Public Health in Eight Industrialized Nations. (Eric Feldman and Ronald Bayer eds., Harvard University Press, 2004), 275-291.
• “How South African Citizens Evaluate Their Economic Obligations to the State.” Journal of Development Studies. (v38 n 3, March 2002), 37-62.
• “Taxation Data as Indicators of State-Society Relations: Possibilities and Pitfalls in Cross-National Research.” Studies in Comparative International Development. (v36, n4, Winter 2001), 89-115.
• “National Political Community and the Politics of Income Taxation in Brazil and South Africa in the 20th Century.” Politics and Society. (v29, n4, December 2001), 515-555.
• “Causal Inference in Historical Institutional Analysis: A Specification of Periodization Strategies.” Comparative Political Studies. (v34, n9, November 2001), 1011-1035. Re-printed in: Alan Sica, ed. Comparative Methods in the Social Sciences SAGE Benchmarks in Social Research Methods series. New Delhi: Sage Publications, 2005.
• “Organisational Cloaking in Post-Apartheid Southern Africa: The Southern African Development Community (SADC),” Transformation: Critical Perspectives on Southern Africa (v34, 1997), 86-107.