Benoit Garbinato is a Full Professor in computer science at the University of Lausanne, where he leads the Distributed Object Programming Lab. Prior to that he had worked in industry, first for the research lab of UBS in Zurich (Ubilab), where he lead the software engineering group, and later for Sun Microsystems' professional services, as senior software architect. His current research and teaching activities focus on the design and implementation of dynamic distributed architectures, such as pervasive and mobile systems. Hugo Miranda is an Assistant Professor at the Informatics Department of the University of Lisbon. His research interests include protocol composition frameworks and mobile computing. Luis Rodrigues is a Professor of the Departamento de Engenharia Informatica at the Technical University of Lisbon. His current interests include fault-tolerant and real-time distributed systems, group membership and communication, replicated data management, publish-subscribe systems, peer-to-peer computing and mobile computing. He is a member of the Ordem dos Engenheiros, ACM, and IEEE.