Sotirios T. Karetsos is an Assistant Professor at the Informatics Laboratory of the Agricultural Economics & Rural Development Dept. of the Agricultural University of Athens. He holds an MSc (integrated master) and BSc in Agricultural Biotechnology from the Agricultural University of Athens, and MBA degree in Economic – Engineering Systems by the joint postgraduates’ programme of National Technical University of Athens and the University of Piraeus, and a PhD from the Informatics Laboratory of the Agricultural University of Athens. He worked for the Ministry of Rural Development and Food, he served as Seconded National Expert and external collaborator at the Joint Research Center of the European Commission, Italy, as well as Researcher at the Agricultural University of Athens. He has published more than 60 papers in scientific journals, edited volumes, and refereed conferences and more than 60 reports for the European Commission.