Dr. Wu Liu is a Senior Researcher in JD AI Research, China. His current research interests include human behavior analysis and intelligent video surveillance. He received his Ph.D. degree from the Institute of Computing Technology, Chinese Academy of Science in 2015. He has published more than 60 papers in prestigious conferences and journals in computer vision and multimedia. He received IEEE Trans. on Multimedia 2019 Prize Paper Award, IEEE Multimedia 2018 Best Paper Award, IEEE ICME 2016 Best Student Paper Award, and Chinese Academy of Sciences Outstanding Ph.D. Thesis Award in 2016, etc. He also won the 1st Place in the single and multi-person pose estimation tasks in CVPR 2018 Look into Person Challenge. Dr. Liu is the founding committee member of ACM FCA, and the committee member of IEEE CASS-MSA. He has also served as the Technical Program Chair of ACM MM Asia 2021, Web Chair of ICME 2019, Publicity Chair of BIGMM 2018, Industrial Chair of ChinaMM 2020~2021, and the Area Chairs of ACM MM 2019~2021, AAAI 2021, ISCAS 2021, ICME 2019, ICIP 2017, etc. Wu Liu also organized the workshops “Human-centric Multimedia Analysis” in ACM MM 2020 and 2021, the workshop “Human-centric Trustworthy Computer Vision From Research to Applications” in IEEE ICCV 2021, the grand challenge “106-Point Facial Landmark Localization” in IEEE ICME 2021, the workshop “Human and Vehicle Analysis for Intelligent Urban Computing” in IEEE ICPR 2020, the tutorials “Human Behavior Understanding":" From Human-Oriented Analysis to Action Recognition” in IEEE ICME 2019, the tutorials “Human-centric Visual Understanding” in ACM MM Asia 2019, the special issue on “Intelligent Urban Computing with Big Data” in MVA 2018, and the special issue on “Intelligent Analytics for Big Video Data” in MTAP 2019.