Diego Galar is Professor of Condition Monitoring in the Division of Operation and Maintenance Engineering at LTU, Luleå University of Technology where he is coordinating several H2020 projects related to different aspects of cyber physical systems, Industry 4.0, IoT or industrial Big Data. He was also involved in the SKF UTC centre located in Lulea focused on SMART bearings, and is actively involved in national projects within the Swedish industry. Dr. Galar is principal researcher at Tecnalia, in Spain, heading the Maintenance and Reliability research group. He has authored more than 300 journal and conference papers, books and technical reports in the field of maintenance, working as member of editorial boards, scientific committees and chairing international journals and conferences. In industry, he has been technological director and CBM manager of international companies, and actively participated in national and international committees for standardization and R&D in the topics of reliability and maintenance. In the international arena, he has been visiting Professor in the Polytechnic of Braganza (Portugal), University of Valencia and NIU (USA). Currently, he is visiting Professor at the University of Sunderland (UK) and University of Maryland (USA), as well as guest Professor at the Pontificia Universidad Católica de Chile.