William Rasch, Introduction: The Form of the Problem Niklas Luhmann, Are There Still Indispensable Norms in Our Society? Niklas Luhmann, Beyond Barbarism Chris Thornhill, On Norms as Social Facts: A View from Historical Political Science John Paterson, The Fact of Values Niels Werber, A Test of Conscience. Without Indispensable Norms: Niklas Luhmann's War on Terror William E. Scheuerman, »Against Normative Tone-Deafness« Costas Douzinas, Torture and Systems Theory Hans-Georg Moeller, »Human Rights Fundamentalism« The Late Luhmann on Human Rights Andreas Philippopoulos-Mihalopoulos, On Absence: Society's Return to Barbarians