Stefan Liebig has been Director of the Socio-Economic Panel and a member of the DIW Berlin Executive Board since January 2018. He has been a professor of sociology at FU Berlin since 2019. He is an appointed member of the German Data Forum (RatSWD) and Deputy Chair of the German Council for Scientific Information Infrastructures (RfII), appointed by the Joint Science Conference (GWK). He previously held professorships at the Universities of Bielefeld, Duisburg-Essen, and Trier. His research deals with the perception and evaluation of social inequalities and issues of survey methodology.