Research in software composition investigates models and techniques to build systems from prede?ned, pretested, reusable components instead of building them from scratch. In recent years, this idea has largely been adopted by - dustry. In the shape of service-oriented architecture, software composition has becomeanin?uentialdesignparadigm, especiallyforthe (re-)organizationofthe IT infrastructure of organizations.On the technical level, the standardization of Web services and other composition technologies has further matured. Current research in software composition aims at (further)...