1. Political Legitimacy in Times of Crisis (PolLegKris): In collaboration with P.I. Dr. Heiko Giebler and P.I. Prof. Dr. Bernhard Weßels (WZB). This project is funded by the German Federal Ministry of Education and Research (2018-2021)
  2. Elections and Social Media: In collaboration with Steven L. Wilson, PhD (Brandeis University). Since 2017


  1. Sanhueza Petrarca C., Giebler, H., Weßels B. (2020). Support for Insider Parties: The Role of Political Trust in a Longitudinal-Comparative Perspective. Party Politics 
  2. Gelman, J., Wilson, S.L. and Sanhueza Petrarca, C. (2020). Mixing Messages: How Candidates Vary in their Use of Twitter. Journal of Information Technology and Politics.
  3. Sanhueza Petrarca C., Wilson, S. and Tyrberg, M.  (2019). The 2018 Swedish Election Campaign on Twitter. Statsvetenskaplig tidskrift (Swedish Journal of Political Science)
  4. Lührmann, A., Mechkova, V., Dahlum, S., Maxwell, L., Olin, M., Sanhueza Petrarca, C., Sigman, R., Wilson, M.C. and Lindberg, S.I., (2018). State of the World 2017: Autocratization and Exclusion?Democratization, pp.1-20.


  1. Sanhueza Petrarca, C., Horvath, S. (Forthcoming). Attitudes towards Immigrants and Refugees in Europe. In Wilson, S. & Seltzer N. (eds). Handbook on Security and Democracy. Edward Elgar Publishing
  2. Sanhueza Petrarca, C. (2020). Does Voting at a Younger Age Have an Effect on Satisfaction with Democracy and Political Trust?  Evidence from Latin America. In Berg, J. & Heichhorn, J. Lowering the Voting Age to 16: Learning from real experiences to inform the debate. Palgrave Macmillan
  3. Sanhueza Petrarca, C. and Demker, M. (2019) “Support for Swedish integration policies for immigrants: economic motivations and party preference” in Andersson, U., Rönnerstrand, B., Öhberg, P., and Bergström, A. Storm and Quiet. SOM Book Series no 74. SOM Institute
  4. Janssen, C., Geese, L., Sanhueza Petrarca, C. & Schacht, D. (Forthcoming). Descriptive Representation of Constituency Interests: the Role of Institutional Variables and District Composition. In Saalfeld, T., and Morales, L. Understanding the Patterns of Political Representation of Citizens of Immigrant Origin in Europe. Oxford: Oxford University Press
  5. Chabanet, D., Cinalli, M., Sanhueza, M.J., Sanhueza Petrarca, C. & Van Hauwaert, S. (Forthcoming). Immigrants’ Representation in France. In Saalfeld, T., and Morales, L. Pathways to Power: The Political Representation of Citizens of Immigrant Origin in Europe. Oxford: Oxford University Press.


  1. Marquardt, K., Pemsteim, D., Sanhueza Petrarca, C., Seim, B. & Wilson, S., Bernhard, M., Coppedge, M., Lindberg, S. (2017) Experts, Coders, and Crowds: An analysis of substitutability. The Varieties of Democracy Institute Working Paper Series 2017:53.
  2. Saalfeld, T., Wüst, A., & Sanhueza Petrarca, C. (2011). Parliamentary Questions on Immigration in Britain, France, and Germany: Is MPs’ Background Relevant? Working Paper 2/2011, University of Bamberg


  1. Vote Switching for the AfD: Dissatisfaction and Anti-Immigration Sentiments (with H Giebler and B Weßels)
  2. Severity, Compensation, or Transparency? Experimental Evidence on Support of and Compliance with Covid-19 Prevention Measures across Europe (with H Giebler, B Wessels)

  3. Democracy and Migration (with L Maxwell)
  4. Women Empowerment, Corruption, and Human Development (with S Dahlum, V Mechkova)


  1. Giebler, H; Sanhueza Petrarca, C; Weßels, B (2021) Ratinonality and Populism: The Role of Science during the Pandemic. WZB-Mitteilungen Nr. 172. Published June 2021.
  2. Hashemi, L; Sanhueza Petrarca, C; Wilson, S.(2020) Corona und die Wahlen im Iran Die wichtigsten: Diskussionen fanden in den sozialen Medien stattWZB-Mitteilungen Nr. 170. Published December 2020

  3. Sanhueza Petrarca, C., and Horvath, S. (2019). Trust in Political Parties in European Democracies.  Policy Brief #3. Solikris Publications. GESIS.

  4. Dahlum, S.; Olin, M., Sanhueza Petrarca, C. (2019). Women’s Rights and Political Empowerment in Benin, Bolivia, Malawi, and Morocco. Thematic Report. Series 2019:4. The Varieties of Democracies Institute. Paper prepared for the European Union
  5. Lührmann, A., Dahlum, S., Lindberg, S., Maxwell, L., Mechkova, V., Olin, M., Pillai, S., Sanhueza Petrarca, C., Sigman, R., Stepanova, N. (2018). V-Dem Annual Democracy Report 2018. Democracy for All?
  6. Sanhueza Petrarca, C. (2018) Women’s Political Representation Around the World. WZB-Mitteilungen Nr. 161. Published September 2018.
  7. Lührmann, A., Dahlum, S., Lindberg, S., Mechkova, V., Olin, M., Piccinelli Cassagrande F., Sanhueza Petrarca, C., Saxer, L. (2017). V-Dem Annual Report 2017. Democracy at Dusk?
  8. Dahlum, S., Mechkova, V., Sanhueza Petrarca, C., Women Political Empowerment, Good Governance, and Human Development. Report prepared for USAID 
  9. Sanhueza Petrarca, C., Democracy, and Democratic Development in Latin America. Report prepared for USAID 
  10. Sanhueza Petrarca, C., The State of Democracy in Colombia. Report prepared for USAID 
  11. Lindberg, S.I & Sanhueza Petrarca, C., Political Inclusion of Social Groups Around the World. Report prepared for USAID 


Sanhueza Petrarca, C. (2016) Voters, Parties, and Representation in European Multicultural Democracies. Dissertation. Mannheim: University of Mannheim