The “Interdisciplinary Centre for Aristotle Studies,” of the Aristotle University of Thessaloniki is proud to announce theWorld Congress “Aristotle 2400 Years” which is to be held at the Aristotle University of Thessaloniki, in ancient Stageiraand in ancient Mieza, under the auspices of H.E. the President of the Hellenic Republic. The Congress has the support of the Fédération Internationale des Sociétés de Philosophie (FISP), of the Academy of Athens, of the Research Centre for Greek Philosophy of the Academy of Athens and of the Hellenic National Commission for UNESCO.