Irina I. RazgildeevaIrina I. Razgildeeva is an archaeologist, Ph.D., Associate Professor of the Department of History, Transbaikal State University, in Chita. Since 1983, as part of the Chikoi Archaeological Expedition, she has been researching the multilayeredUpper Palaeolithic sites of the Studenoe and Ust-Menza clusters in Western Transbaikal. She is the author of more than 100 scientific papers published in Russia and abroad. Range of scientific interests includes Palaeolithic of Eastern Siberia, methodology for studying the spatial organisation of ancient settlements, and investigation of the housing and economic complexes. Read More Read Less