Dr Spyros Ntioudis holds a Diploma degree in Electrical and Computer Engineering from the National Technical University of Athens, Greece (1997), an MSc degree in Advanced Information Systems (specialisation in Information Retrieval Systems) from the University of Glasgow, U.K. (1998) and a PhD degree (2005) from the National Technical University of Athens . He was a senior researcher in the School of Electrical and Computer Engineering of N.T.U.A.