In his foreword, Archbishop Antoni Baraniak, Metropolitan of Poznañ, emphasised the importance of the historic event of the celebration of the 1000th anniversary of the Bishopric of Poznañ. He thanked the editors of the magazine "Nasza przeszłość" (Our Past) for presenting in its pages the early history of the Archdiocese of Poznañ, which helps to better understand the role of the first bishopric in the development of Christianity in Poland.