Denis YannacopoulosDenis Yannacopoulos is a Professor of management information systems, at the Technological and Educational Institute of Pireaus, Greece. He is a proposal and structure evaluator of Continual Professional Training in the Ministry of Labor of Greece, snce 1998. He received his PhD degree on the application and experimentation of a multicriteria decision support system from the University of Paris, France, in 1985. He has published many papers in national and international papers, and has participated in many research and consultative committees. Read More Read Less