Short CV/Education and training

  • 1996
    B.A. in Political Science, Williams College, Williamstown, MA

  • 2000
    Masters in Population Studies, Australian National University, Canberra

  • 2006
    PhD in Sociology. Affiliations with the Population Studies Center and the Center for Russian and East European Studies, University of Michigan, Ann Arbor, USA

  • 2006 – 2008
    Post-doctoral Fellow, Center for Demography and Ecology, University of Wisconsin, Madison, USA

  • 2008 – 2011
    Research Scientist, Max Planck Institute for Demographic Research, Rostock, Germany

  • since 2011
    Lecturer, University of Southampton, UK

Selected publications

  • Perelli-Harris and Sánchez Gassen. 2012. “How similar are cohabitation and marriage? The spectrum of legal approaches to cohabitation across Western Europe.” Population and Development Review.

  • Perelli-Harris, Brienna, Michaela Kreyenfeld, Wendy Sigle-Rushton, Renske Keizer, Trude Lappegård, Aiva Jasilioniene, Caroline Berghammer, and Paola Di Giulio. July 2012. “Changes in union status during the transition to parenthood: An examination of 11 European countries.” Population Studies. 66:2. 167-182.

  • Gerber, Theodore P. and Brienna Perelli-Harris. 2012. “Maternity leave in turbulent times: Effects on labor market transitions and second births in Russia, 1985-2000.” Social Forces. 90:4. 1297-1322.

  • Perelli-Harris, Brienna and Theodore P. Gerber. 2011. "Nonmarital fertility in Russia: Second demographic transition or pattern of disadvantage?" Demography. 48:1. 317-342.

  • Perelli-Harris, Brienna, Wendy Sigle-Rushton, Trude Lappegard, Renske Keizer, Michaela Kreyenfeld, Caroline Berghammer. 2010. “The educational gradient of childbearing within cohabitation in Europe.” Population and Development Review.36(4).

  • Perelli-Harris, Brienna. 2008. “Family formation in post-Soviet Ukraine: Changing effects of education in a period of rapid social change.” Social Forces. 87:2. 767-794.

  • Perelli-Harris, Brienna. 2008. “Ukraine: on the border between old and new.” Childbearing Trends and Policies: Country Case Studies, edited by Tomas Frejka, Jan Hoem, and Laurent Toulemon. Demographic Research. 19:29. 1145 – 1178.

  • Perelli-Harris, Brienna. 2006. “The influence of informal work and subjective well-being on childbearing in post-Soviet Russia.” Population and Development Review. 32:4. 729-753.

  • Perelli-Harris, Brienna. 2005. “The path to lowest-low fertility in Ukraine.” Population Studies. 59:1. 55-70.

  • Perelli-Harris and Olga Issoupova. Forthcoming. “Crisis and Control: Russia’s dramatic fertility decline and efforts to increase it.” in No Time for Children. ed. by Ann Buchanan and Anna Rotkirch.

Selected projects

  • as Prinicpal Investigator: “Nonmarital childbearing in comparative perspective: trends, explanations, and lifecourse trajectories.” European Research Council Starting grant, 2011 – 2016

  • Brienna Perelli-Harris with Ann Evans, Australian National University (PI). ‘Childbearing within cohabiting unions in Australia: trends, explanations, and comparisons’. Australian Research Council, 2012 – 2015


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  1. Childbearing in Cohabitation and Marriage

    Brienna Perelli-Harris' research has shown that childbearing during cohabitation is on the rise in industrialised countries. Now she's trying to figure out why, and whether the trend is important for societies.