He works on philosophy and literature in the late 18th and early 19th centuries and has also published numerous essays on aesthetics; lyric poetry from the Middle Ages to the 21st century; contemporary theory (especially systems theory); and the university. Books: Lektüren der Erinnerung: Lessing Kant Hegel (Munich: Fink, 2012); Unterlandschaft (Eggingen: Edition Isele, 1999).