Marcel is professor of data science at Digital Business University of Applied Sciences (DBU), founder of Impact Distillery (mStats DS GmbH), co-founder of Kaleidemoskop GmbH, and associate researcher at the Alexander von Humboldt Institute for Internet and Society (HIIG).His unique background in computer science, sociology, and statistics brings a critical yet rare understanding of data quality issues in statistics, interpretation and machine learning scenarios. Marcel's work focuses on three key pillars: (1) generating profound and actionable insights using both traditional statistical and modern machine learning methods, (2) building highly automated software infrastructures for data management and analysis, and (3) ensuring highest quality standards throughout the entire data life cycle, in order to optimize social, political, and economic decision making.Marcel's most recent experience includes seven years of building software infrastructure for one of the world's largest socio-economic datasets (Socio-economic Panel Study, SOEP) at the German Institute for Economic Research (DIW Berlin), Germany.