G�nther Schlee is one of the Founding Directors of the Max Planck Institute for Social Anthropology in Halle, Germany. He conducted fieldwork in Kenya, Ethiopia and Sudan, and was a guest lecturer in Padang (Sumatra) and at the Ecole des Hautes Etudes en Science Sociales in Paris. Currently, he is one of the spokespersons of the International Max Planck Research School on Retaliation, Mediation and Punishment