Computational Social Science, Network Analsysis, Web and Data mining, Recommendation Systems, Social Media. Computer and network security, distributed applications, peer-to-peer systems, micro-payment systems, proactive password checking.

Ph.D. chaired

- Rossano Schifanella (A Legal and Efficient Peer-to-Peer Market Place:Exploiting Fairness and Social Relationships, 2003-07); currently Assistant Professor at University of Turin
- Marco Milanesio (Layering Multi-Purpose Applications over Structured and Dependable P2P Systems, 2006-10); currently Research Engineer at Eurecom, France
- Luca Aiello (Analysis, prediction and privacy-aware design of social media and online search, 2008-2011); currently Research Scientist at Yahoo! Lab, Barcelona, Spain
- André Panisson (Selective Information Dissemination for Mobile Computing, 2008-11); currently Data Scientist at ISI, Turin, Italy
- Martina Deplano (The Role of User Experience and Gamification in Computational Social Science, 2010-2015); currently Greenpeace activist.
- Emilio Sulis (2011-present), financially supported by Fondazione Lagrange.
- Marcella Tambuscio (2014-present)
- Mirko Lai (2014-present)