Dimitrios Karras is a doctoral candidate at the Dpt of Psychology, Panteion University (thesis title: “Online local social media: Towards a hybrid neighborhood”). He holds a B.Sc. on Communication and Mass Media (University of Athens) and a MSc in Virtual Communities (Dpt of Psychology, Panteion University) with emphasis on human-computer interaction systems. He has long experience in supervising teams of designers, frontend and backend developers, developing commercial websites and developing multimedia applications. Combining his work experience on the Information Technology sector with his education and active research in the fields of communication, mass media and psychology of/in cyberspace, has a special expertise on databases and social software development and monitoring.