Special acknowledgement goes to our selected outstanding reviewers in 2020:
Prof. Sam Pullen, Stanford University, United States
Prof. Peng Fang, University of California, San Diego, United States
Prof. Yang Gao, University of Calgary, Canada
Dr. Steffen Thoelert, German Aerospace Center (DLR), Germany
Dr. Amir Akhodabandeh, University of Melbourne, Australia
Dr. Zishen Li, Aerospace Information Research Institute, CAS, China
Prof. Sunil Bisnath, York University, Canada
Prof. Luísa Bastos, University of Porto, Portugal
Dr. Jing Qiao, ETH Zurich, Switzerland
Dr. Baocheng Zhang, Innovation Academy of Precision Measurement Science and Technology, CAS, China