Dr. Raúl García-Castro is Associate Professor at the Computer Science School at Universidad Politécnica de Madrid (UPM). Having spent three years working as a software engineer, since he graduated in Computer Science (2003) he has been working at UPM in the Ontology Engineering Group in several European and Spanish research projects. His research focuses on ontological engineering, and ontology-based data and application integration. In 2008 he obtained a Ph.D. in Computer Science at the UPM - with his thesis titled "Benchmarking Semantic Web technology", which obtained the Ph.D. Extraordinary Award at UPM. He regularly participates in the program committees of peer-reviewed conferences and journals and in standardization bodies (W3C, ETSI, OASIS, AENOR) in which he contributes to the standardization of ontologies such as the Semantic Sensor Network ontology at the W3C of the SAREF ontology and its extensions at ETSI.