Hannu Lehti is an academic research fellow in the Department of Social Research. He works at the INVEST Flagship Center. His research focuses on intergenerational social mobility, life course disadvantages, education, social stratification, sociogenomics and the evolutionary social science approach. In his doctoral thesis called The Role of Kin in Educational and Status Attainment, he studied the intergenerational effects of parental and extended family members on socioeconomic attainment by applying theories on social stratification and evolutionary social sciences. His studies have been published in the European Sociological Review, Research in Social Stratification and Mobility, Research on Finnish Society, and the Journal of Biosocial Science.