Kévin Jean is an epidemiologist and junior professor in Health and Global Changes at the Department of Biology, ENS-PSL. In his research activities, he articulates epidemiological and mathematical modeling tools to evaluate prevention strategies, and especially to document the health co-benefits of climate change adaptation and mitigation policies. In particular, his works focuses on quantifying the public health implications of net zero emission scenarios through expected changes in various health determinants (air quality, diet, physical activity). His work has also focused on the prevention of infectious diseases (HIV, yellow fever, HCV, COVID-19) and occupational diseases (musculoskeletal disorders).

From 2016 to 2024, he was Associate Professor at the Conservatoire national des arts et métiers (Cnam, Paris) after a postdoctoral fellowship at the at Imperial College London (2015-2016) and a PhD at the Center for Research in Epidemiology and Population Health (CESP, INSERM, 2011-2014). He obtained his Habilitation à Diriger des Recherches (HDR) in 2023.