Marian Andrzej Wesoły – Prof. ordinarius in the Institute of Philosophy at Adam Mickiewicz University in Poznań. Th e Head of the Research Center for Ancient and Byzantine Philosophy. Editor-in-chief of the PEITHO journal. Author of over 150 publications, mainly on the Presocratics, Plato, Aristotle and Greek philosophy in Byzantium. He also translated into Polish several Hippocratic writings (with an introduction and a commentary) and the fragments and doxography of Presocratics (in print).
The journal founded by Leszek Kołakowski, Bronisław Baczko and Jan Garewicz appears continuously since 1957.