The Institute for Public Knowledge, New York, has published an excerpt from Jürgen Habermas's essay "An Avantgardistic Instinct for Relevances: The Role of the Intellectual and the European Cause" (2006):
"Intellectuals and their Public"
It is an extract from Habermas's acceptance speech on receiving the Bruno Kreisky Prize 2005. An English translation of the speech has been published in Habermas's "Europe: The Faltering Project" (Polity Press, 2009). The original German version is available here [pdf].