Reiner Schürmann (1941–93) was a German philosopher, professor, and director of the Department of Philosophy at the New School for Social Research. Malte Fabian Rauch works in the research project “Cultures of Critique” at the Leuphana University Lüneburg, Germany. Nicolas Schneider is completing a doctorate at the Centre for Research in Modern European Philosophy, Kingston University London, and is currently teaching at the Humboldt University, Berlin.