He specializes on the intersection of literary theory and philosophy. From 1993 to 1997 he was the personal assistant of Hans-Georg Gadamer, and from 1997 to 2001 he was a research associate in the Department of Philosophy at Heidelberg. From 2002 to 2005 he led a research project on historical semantics and conceptual history in Heidelberg’s German Department, and from September 2005 to October 2007 he was a research associate at the German Literary Archive in Marbach am Neckar. His current research focuses on the relation between truth, imaginative literature, and literary value.