Stefan is a Researcher for the Social Behaviour and Ethics Lab at the University of Oxford. Previously, he worked for CEA.

Stefan has a multidisciplinary background, with a PhD in philosophy and an MA in political science. He did a postdoc at London School of Economics, where he combined his research with outreach work in the field of political rationality. He set up the Swedish Network for Evidence-Based Policy, and has developed tools alongside clearerthinking.org, including argument-checking of opinion pieces and political debates.