Society and Subsistence in the Prehistory of Northeastern Africa.Papers in honor of Romuald Schild

Preface In 2019, beteeen the 1 st and 4 st of July,the 11 th Aftican Symposium, titled ,, Society and Subsistence in the Prehistory of Northeastern Africa ,, was held in Poznań.It was organized by the International Commission of the Later Prehistory of Northeastern Africa (LPNEA), the Poznań Archaeological Muzeum, and the Institute of Archaeology and Ethnology,Polish Academy of Sciences. There were 70 papers, by over 100 authors,presented during the four days of the meeting.The presentations covered the most important topics concerned with the prehistory and Predynastic and Early Dynastic  Periods of Egypt and Sudan....                                                                                                                                                                                               (Fragments Preface)