Xu Chen received a Ph.D. degree in Information Engineering from the Chinese University of Hong Kong, in 2012. He is a Full Professor with Sun Yat-sen University, Guangzhou, China, and the Vice Director of the National and Local Joint Engineering Laboratory of Digital Home Interactive Applications. He was a Post-Doctoral Research Associate with Arizona State University, Tempe, USA, from 2012–2014, and a Humboldt Scholar Fellow with the Institute of Computer Science at the University of Göttingen, Germany, from 2014–2016. He was a recipient of the Prestigious Humboldt Research Fellowship awarded by the Alexander von Humboldt Foundation of Germany, the 2014 Hong Kong Young Scientist Runner-Up Award, the 2017 IEEE Communication Society Asia–Pacific Outstanding Young Researcher Award, the 2017 IEEE ComSoc Young Professional Best Paper Award, the Honorable Mention Award at the 2010 IEEE international conference on Intelligence and Security Informatics, the Best Paper Runner-Up Award at the 2014 IEEE International Conference on Computer Communications (INFOCOM), and the Best Paper Award at the 2017 IEEE International Conference on Communications. He is currently an Area Editor at the IEEE Open Journal of the Communications Society, an Associate Editor of the IEEE Transactions Wireless Communications, IEEE Internet of Things Journal, and IEEE Journal on Selected Areas in Communications (JSAC) Series on Network Softwarization and Enablers.