Transitional Constitutionalism forms an essential part of International Constitutional Law. It deals with the necessity of a provisional constitutional framework in times of transition and explores various aspects of drafting new constitutions. The proceedings focus on the constitutional aspects of the following transitional situations: • Sudan • Chile • Argentina • Lithuania • East Timor • Kosovo Furthermore, the proceedings elaborate on the role of the UN Peacebuilding Commission in situations of transition.Dr. Harald Eberhard ist Universitätsprofessor an der Wirtschaftsuniversität Wien.