Tugrul Hakioglu, Bilkent University, Ankara, Turkey
Armen Nersessian, Yerevan State University, Yerevan, Armenia
Astero Provata, National Center for Scientific Research "Democritos", Athens, Greece
Ugur Tirnakli, Ege University, Izmir, Turkey
Giorgos Tsironis, University of Crete and FORTH, Crete, Greece