Emanuele Della Valle is assistant professor at the Department of Electronics, Information and Bioengineering of the Politecnico di Milano since 2008. He performs researches that are justified and guided by business needs in smart city, social media analytics, and, previously, in health care and life science. In more than a decade of research, his research interests covered Semantic Web, Big Data, Stream Management Systems, Search Engines, Rank-aware Databases and Service Oriented Architectures. The Stream Reasoning concept (an approach to master the velocity and variety dimensions of Big Data) and its embodiment in the Continuous SPARQL query language are his major research contributions. He co-authored the first book in Italian about Semantic Web (2008), a book on Web Information Retrieval (2013), 15 journal articles and more than 50 research papers in major conferences.