PhD in Social Communications, Associate Professor, Lviv Polytechnic National University, Ukraine

Doctor of Historical Sciences, Professor, Central Ukrainian National Technical University, Ukraine

Doctor of Historical Sciences, Professor, Donetsk State University of Internal Affairs, Ukraine

Doctor of Historical Sciences, Professor, Donetsk State University of Internal Affairs, Ukraine

PhD in Philology, Associate Professor, Uzhhorod National University, Ukraine

PhD in Physical and Mathematical Sciences, Associate Professor, Central Ukrainian Scientific Lyceum of Kirovohrad Regional Council, Ukraine

PhD in Historical Sciences, Professor, Hryhorii Skovoroda University in Pereiaslav, Ukraine

Doctor of Historical Sciences, Leading Researcher, Institute of Archaeology National Academy of Sciences of Ukraine, Ukraine

Doctor of Historical Sciences, Professor, Ismail State University of Humanities, Ukraine

PhD in Social Communications, Junior Researcher, Borys Grinchenko Kyiv Metropolitan University, Ukraine

PhD in Information Science, Professor, Josip Juraj Strossmayer University of Osijek, Croatia

Librarian, University of Pavia, Italy

PhD in Literary Sciences, Professorial Lecturer, School of Library and Information Studies, University of the Philippines, Philippines

PhD in Information Science, Archivist-Information Scientist, General State Archives of Greece, Greece 

Doctor of Philosophy and Arts, Professor, University of Zaragoza, Spain