The Collaborative Research Initiative Worlds of Contradiction focusses on the phenomena, concepts, socially relevant aspects, and methodological consequences of contradiction from the perspective of the humanities. The initiative is a cooperation of five faculties of the University of Bremen – the Faculty of Law, the Faculty of Social Sciences, the Department of Cultural Studies, the Faculty of Linguistics and Literary Studies, the Faculty of Pedagogy and Educational Sciences – and is organized into the project areas Power Differences, Forms of Knowledge, Practices of Negotiation.