Xiaokui Shu is a Research Staff Member in the Cognitive Cybersecurity Intelligence Group at the IBM T. J. Watson Research Center. He received his Ph.D. degree in computer science at Virginia Tech. His research interests are in system and network security, such as intrusion detection, cyber defense, and threat intelligence. He graduated from Virginia Tech with Outstanding Ph.D. Student Award at the Department of Computer Science and graduated from University of Science and Technology of China (USTC) with Guo Moruo Award as a bachelor. He succeeded at his first penetration test at USTC and won the first prize in Virginia Tech Inaugural Cyber Security Summit Competition.