Following the successful workshops held in St. Andrews, Scotland, UK in 2004 (EWSA 2004, Springer LNCS 3527) and in Pisa, Italy in 2005 (EWSA 2005, Springer LNCS 3047), the 3rd European Workshop on Software Architecture (EWSA 2006) held in Nantes, France during September 4-5, 2006 provided an internationalforumforresearchersandpractitionersfromacademiaandindustry to present innovative research and discuss a wide range of topics in the area of software...