Alberto Sillitti, Ph.D., PEng is Associate Professor at the Faulty of Computer Science of the Free University of Bolzano-Bozen, Italy. He holds a PhD in Electrical and Computer Engineering received from the University of Genoa (Italy) in 2005. He has been involved in several EU funded projects related to Open Source Software, Services Architectures, and Agile Methods in which he applies non-invasive measurement approaches. He has lead the development of the Open Maturity Model for Open Source Software inside the QualiPSo project. He has served as member of the program committee of several international conferences and as program chair of OSS 2007, XP 2010, and XP2011. His research areas include open source development, agile methods, software engineering, non-invasive measurement, mobile and web services. He is author of more than 80 papers published in international conferences and journals.