Michele Tomaiuolo received a M.Eng. in Computer Engineering and a PhD in Information Technologies from the University of Parma. Currently he is an associate professor at the Department of Engineering and Architecture, University of Parma. He has given lessons on Foundations of Informatics, Object-Oriented Programming, Software Enigineering, Computer Networks, Mobile Code and Security. He participated in various research projects, including the EU funded @lis TechNet, Agentcities, Collaborator, Comma, and the national project Anemone. His current research activity is focused on social media analysis and peer-to-peer social networking, with attention to security and trust management, multi-agent systems, semantic web, rule-based systems, peer-to-peer networks.