Preface -- Introduction to Autopoietic Law -- The Unity of the Legal System -- The Law of Law -- On the Supposed Closure of Normative Systems -- Between Order and Disorder: The Game of Law -- Biological Metaphors in Legal Thought -- The Communicative Autonomy of the Legal System -- The Autonomy of Law: Two Visions Compared -- Changing Paradigms in the Sociology of Law -- Evolution of Autopoietic Law -- Perspectives on a Post-Modern Theory of Law: A Critique of Niklas Luhmann, 'The Unity of the Legal System' -- Accounting for Law -- The Fact of Law -- Closure and Openness: On Reality in the World of Law -- Talking About Autopoiesis - Order from Noise? -- Authors' Biographical Sketches -- Name Index -- Subject Index.