I am a PhD student since 2013 at the University of Athens under the supervision of professor Yannis Ioannidis. My research interest include graph processing, recommendations and personalization, and opinion mining. I received my MSc in Advanced Information Systems at the University of Athens in 2012 with honors, GPA 9.32/10. I received my BSc in Informatics and Telecommunications at the University of Athens in 2010 with honors, GPA 9.46/10. I have been involved in several European projects, including OpenAIRE and CHESS.