Jan O. Jonsson is a Swedish sociologist who researches social stratification as a fellow of Nuffield College in Oxford University. Early life and education. Jan O. Jonsson pursued an academic career focused on social stratification, with particular attention to social inequality, social mobility, ethnic stratification, and ethnic integration. He earned his Doctor in Sociology (Ph.D) from Stockholm University in 1988. In November 1991, he was appointed as a docent (associate professor) in Sociology at the same university. Academic career. Early academic roles (1991–1998) In 1993, Jan O.
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