Stefan holds an MA in Sociology with a broad research interest in social inequalities. In particular, antisemitism as a modern ideology, its metamorphosis in digital societies, and gender inequalities. He is a research fellow at the Social Science Research Center Berlin. In his PhD, he combines his research interest in social inequality with his methodological focus on computational social science. His methodological interests include text analysis and data visualisation. He supports the project Decoding Antisemitism with quantitative analysis of coded social media comments and deriving general patterns.