Nico Stehr is Karl Mannheim Professor of Cultural Studies at the Zeppelin University, Friedrichshafen, Germany and Director of the European Centre for Sustainability Research at his university. His recent publications include: Who owns Knowledge: Knowledge and the Law with Bernd Weiler (2008), Knowledge and Democracy (2008), Society: Critical Concepts in Sociology with Reiner Grundmann (2008), Climate and Society with Hans von Storch (2010) and Experts: The Knowledge and Power of Expertise with Reiner Grundmann (2011).