Marco Prandini is a research associate at the University of Bologna, Italy, where he got his PhD in electronic and computer engineering in 2000. His research activities started in the field of public-key infrastructures and later moved to subjects related to computing systems security, high availability, and system administration. More recently, his interests started including the application of security to social fields where computing devices are becoming pervasive, like social networks and e-government. He is also committed to teaching and to foster knowledge trasfer to and from the industry. He has developed the course of System Administration for the Computer Engineering bachelor program in his university in 2005 and has been teaching it since then.