Spontaneous Order, Organization and the Law contains contributions by renowned lawyers from all over the World, to honor one of our time's most significant private law scholars, Ernst-Joachim Mestmäcker, Director (emeritus) of the Max Planck Institute for Foreign Private and International Private Law in Hamburg, on the occasion of his 75th Anniversary. The papers presented at an academic symposium to celebrate the occasion are included in the Annex. The contributions cover a wide spectrum of subjects, ranging from theoretical questions of hybrid governance across national jurisdictions, the changing role of the state, competition as a basic element of the social market economy, and international economic relations in the twenty-first century, to regulatory reform of European telecommunications, the public spirit of the corporation, venture capital funding for biotech pharmaceutical companies, and other questions of corporate law, competition law, civil law and constitutional law, arising in Europe, the US, Japan and Israel.