Dr. Xuan Guo is a post-doctoral research associate at Oak Ridge National Laboratory and the University of Tennessee-Knoxville. He received the Ph.D. degree in Computer Science from Georgia State University. His research interests include cloud computing, high-performance computing, computational biology, big data mining, machine learning, proteome informatics, and brain image processing. Guo has published more than 20 papers in international journals and conferences. Guo is a member of IEEE.