Hongbo Sun received his B.Eng. and Ph.D. degrees from Nanjing University of Science and Technology, China, in 1997 and 2002, respectively. He joined the School of Electrical and Electronic Engineering, Nanyang Technological University (NTU), Singapore, in 2002 as a Research Fellow. Between July 2004 and October 2019, he was with Temasek Laboratories at Nanyang Technological University as Research Scientist, Senior Research Scientist, and Programme Manager. Since October 2019, he has been with Institute for Infocomm Research (I2R), Agency for Science, Technology and Research (A*STAR), Singapore, as a Senior Scientist. He is currently the Deputy Division Head of Satellite, Aviation and Maritime Division of I2R and leading the research work on radar and communication in various applications. Dr. Sun has very wide range of research experience on radar systems, radar signal processing, phased array system and satellite communication. He has authored/co-authored one book chapter and more than 80 technical papers in refereed journals and conference proceedings. He has been the Associate Editor for Electronics Letters since 2015, and the Guest Associate Editor for IEEE Geoscience and Remote Sensing Letter between 2015 and 2017. He is the Senior Member of IEEE and the Chair of IEEE AES/GRS Joint Singapore Chapter. Previously he had ever served as the TPC Members / Session Chairs of numerous IEEE international conferences, including the TPC co-chair of the 5th Asia-Pacific Conference on Synthetic Aperture Radar (APSAR 2015). He was also the recipient of the Excellent Paper Award at the 2006 RADAR conference. Since 2020, he has been appointed as the IEEE AESS Distinguished Lecturer.