Massimo Mecella (born in Rome, Italy in 1973) holds a PhD in Computing Science and Engineering from SAPIENZA (earned on 21 January 2002). Currently he is assistant professor in the School of Information Engineering, Computer Science and Statistics of SAPIENZA, in the Department of Computer, Control and Management Sciences & Engineering ANTONIO RUBERTI (DIAG, formerly DIS - Department of Computer and Systems Sciences). From March 2005 to August 2006 he has been a Postdoc on Service Oriented Computing: Synthesis and Orchestration of Composite Services at DIS. In the winter semester 2005, he has been a temporary research assistant at CERIAS (Center for Education and Research in Information Assurance and Security) and Department of Computer Science, Purdue University, USA, hosted by Elisa Bertino. From November 2002 to October 2004 he has been a research fellow in SAPIENZA (in the Latina campus). During the PhD period, in 1999 he has been internship student at Telcordia Applied Research, Telcordia Technologies (formerly Bellcore), Morristown, New Jersey, USA, hosted by Amjad Umar, Paolo Missier and Francesco Caruso.