Prof. D.Sc. Irena Peteva – chair, University of Library Studies and Information Technologies, Bulgaria;

Prof. D.Sc. Stoyan Denchev, University of Library Studies and Information Technologies, Bulgaria;

Prof. Kristina Dencheva PhD, University of Library Studies and Information Technologies, Bulgaria;

Prof. D.Sc. Ivan Garvanov, University of Library Studies and Information Technologies, Bulgaria;

Prof. Ivanka Pavlova PhD, University of Library Studies and Information Technologies, Bulgaria;

Prof. D.Sc. Elena Shoykova PhD, University of Library Studies and Information Technologies, Bulgaria;

Prof. Evgeny Manev PhD, University of Library Studies and Information Technologies, Bulgaria;

Prof. D.Sc. Atanas Nachev, University of Library Studies and Information Technologies, Bulgaria;

Prof. D.Sc. Margarita Terzieva, University Prof. Dr. Asen Zlatarov, Burgas, Bulgaria;

Prof. Rumiana Papancheva PhD, University Prof. Dr. Asen Zlatarov, Burgas, Bulgaria;

Prof. Tereza Trencheva PhD, University of Library Studies and Information Technologies, Bulgaria;

Assoc. Prof. Lubomira Parijkova PhD, University of Library Studies and Information Technologies, Bulgaria;

Assoc. Prof. Kalin Stoev PhD, University of Library Studies and Information Technologies, Bulgaria;

Assoc. Prof. Veselin Chantov PhD, University of Library Studies and Information Technologies, Bulgaria;

Assoc. Prof. Jordan Deliversky PhD, University of Library Studies and Information Technologies, Bulgaria;

Assoc. Prof. Nikolay Mitev PhD, University of Library Studies and Information Technologies, Bulgaria;

Assoc. Prof. Krasimira Aleksandrova PhD, National Library St. St. Cyril and Methodius University of Library Studies and Information Technologies, Bulgaria;

Assistant Antoaneta Totomanova PhD, National Library St. St. Cyril and Methodius, Bulgaria;

Prof. Josip Burusic, PhD, Ivo  Pilar Social Sciences Institute, Croatia;

Assoc. Prof. Mustafa Hatipler PhD, Trakia University, Turkey;

Prof. Vlado Bučkovski, Skopje University, North Macedonia;

D.Sc. Andrey Manoylo, Moscow State University, Russia;

Prof. Vanche Boykov PhD, University of Niš, Serbia;

Prof. D.Sc. Irina Novikova, Belarus State Technical University, Belarus;

Prof. Nevila Rama PhD, Mediterranean University, Albania;

Prof. Natali Stoyanoff, Technical University, Sydney, Australia

Assoc. Prof. Carla Basili, Guglielmo Marconi University, Italy;

Prof. D.Sc. Aleksander Tsiganenko, Moscow State Press University, Russia

Prof. Gennady Matriuhin, Moscow State Press University, Russia