This book presents a set of 4 papers accompanying the lectures ofleading researchers given at the 10th edition of the InternationalSchool on Formal Methods for the Design of Computer, Communication andSoftware Systems, SFM 2010, held in Bertinoro, Italy, in June 2010.SFM 2010 was devoted to formal methods for quantitative aspects ofprogramming languages and covered several topics including probabilisticand timed models, model checking, static analysis, quantum computing, real-time and embedded systems, and security.