ISSN 2241-8695. Programme and Abstracts of Major Papers and Communications. Special Scientific Topic: Byzantine Constantinople and its Immediate Environs: Topography, Archaeology, Architecture, and Art. Athens. April 23-26, 2015. Byzantine and Christian Museum. 22, Vas. Sofias Ave. Organizing Committee: Sophia KALOPISSI-VERTI; Stavros MAMALOUKOS; Maria PANAYOTIDI; Eugenia CHALKIA. Printing: Perpinia Editions; Athens 2015.