Dr Varelas Sotirios is Assistant Professor at Tourism Studies Department - University of Piraeus. He is co-founder of the innovative networking platform NeTourWork www.netourwork.com .He is a post doctorate researcher at the field of virtual – augmented reality and gamification on tourism in the Department of Informatics and Telecommunications -University of Peloponnese and holds a Ph.D degree in Business Administration from the Department of Business Administration – the University of Piraeus at the field of Hospitality Strategic Management. He graduated from the Department of Statistics and Insurance Science of Piraeus University and also awarded his MBA from the Department of Business Administration at the same University. He has working experience as scientific advisor at the Region of Peloponnese on the destination’s tourism development sector. At the past he used to be special advisor at the Deputy Minister of Tpurism and the President of the Greek National Tourism Organisation. He has cooperated with many research centers such as the Regional Development Institute, the Laboratory of Policy Evaluation and Development Programs and the Research Center of the University of Piraeus. He has taught at the University of Piraeus and the Hellenic Airport School of War.