Guodong Guo received the B.E. degree in automation from Tsinghua University, Beijing, China, the Ph.D. degree in pattern recognition and intelligent control from Chinese Academy of Sciences, Beijing, China, and the Ph.D. degree in computer science from University of Wisconsin-Madison, Madison, WI, USA. He authored a book, "Face, Expression, and Iris Recognition Using Learning-based Approaches" (2008), co-edited two books, "Support Vector Machines Applications" (2014) and "Mobile Biometrics" (2017), co-authored a book, "Multi-Modal Face Presentation Attack Detection" (2020), and published above 100 technical papers. His research interests include computer vision, biometrics, machine learning, and multimedia. He received the North Carolina State Award for Excellence in Innovation in 2008, Outstanding Researcher at CEMR, WVU in 2014 and 2018, respectively, and was selected the ``People's Hero of the Week'' by BSJB under Minority Media and Telecommunications Council (MMTC) in 2013. Two of his papers were selected as ``The Best of FG'13" and ``The Best of FG'15", respectively.