Yuriy Radchenko - doctor of historical sciences, director of the Center for the Study of Interethnic Relations in Eastern Europe in Kharkiv, lecturer at the Institute of Eastern Studies and International Relations at the Kharkiv College. His research interests include the Holocaust in Ukraine, the activities of the Ukrainian auxiliary police and the jurisdiction of the German military administration in that area. He coordinated the exhibition "Holocaust by Bullets" Yahad-In Unum in Kharkiv in October-November 2011. His article about the texts of Volodymyr Vyatrovych was previously published in "Zagłada Żydów. Studia i Materiały" (2016, No. 12). The recent research works are being prepared, as part of: European Holocaust Research Infrastructure (EHRI) Fellowship, the post-doctoral fellowship of The Israeli Inter-University Academic Partnership in Russian and East European Studies, The Kolasky Visiting Research Fellowship in the Humanities and Social Sciences, Law Education, and Library Sciences at Canadian Institute of Ukrainian Studies, University of Alberta.