December 6-8,2016 scientific conference was organized by the center of European research of Warsaw University. ‘Georgian civilization from the ancient period till middle ages. History, Culture, Art”; conference was dedicated to St. Grigol Peradze. Prof. Giorgi Sosiashvili made his speech on Ditsi Church and its wall writings. Conference materials were published in PRO GEORGIA, the Journal in Kartvelology Research .