Sven Casteleyn is a post-doc researcher at the Computer Science Department of the Faculty of Science at the Vrije Universiteit Brussel, Belgium. His research interests lie primarily within the field of Web Engineering and the Semantic Web technologies. Florian Daniel is a post-doc researcher at the University of Trento, Italy. His main research interests are in Web engineering, UI integration, mashups, and business process intelligence. Peter Dolog is an associate professor of computer science in the Information Systems Unit at the Department of Computer Science, Aalborg University, Denmark, where he leads the IWIS: Intelligent Web and Information Systems group. His research interests are in intelligent web and information systems, which includes adaptive hypertext and hypermedia, user modelling, personalization, web based systems, web services, software product lines and technology enhanced learning. Maristella Matera is assistant professor at the Dipartimento di Elettronica e Informazione, Politecnico di Milano, Italy. Her current research focuses on Web Engineering, with particular emphasis on design methods and tools for Web application development, and concentrates on context-awareness, Web-based cooperative processes for e-learning, component integration at the presentation level, Web usage analysis, usability and accessibility.