I am currently a Ph.D. candidate in the M-Group research group at the department of Information Processing Science, University of Oulu, Finland. I received the B.Sc. degree in Computer Science from the University of Bari, Italy, and the M.Sc. degree in Information Processing Science from the University of Oulu, Finland. My research interests include agile software development methodologies and their empirical study using controlled experiment. In particular, I am focusing on test-driven development and its effects on software quality and developers productivity. I am a member of ACM and IEEE Computer Society.