Dr. Haya Shajaiah is a Postdoctoral research fellow at Virginia Tech. She was awarded an Intelligence Community Postdoctoral Research Fellowship by the Oak Ridge Institute for Science and Education. Dr. Shajaiah received her B.S. in electronics engineering from Alquds University in Palestine in 2006, her M.S. in electrical engineering from The George Washington University in Washington, D.C., in 2009, and her PhD in electrical engineering from Virginia Tech in 2016. She was previously a Graduate Research Assistant (GRA) at Virginia Tech. Her current research interests include radio resource allocation, cognitive systems, spectrum sharing, and spectrum auctions.  Dr. Ahmed Abdelhadi is a Research Assistant Professor at Virginia Tech. He received his Ph.D. in Electrical and Computer Engineering from the University of Texas at Austin in December 2011. He was a member in Wireless Networking and Communications Group (WNCG) during his Ph.D. In 2012, he joined Bradley Department of Electrical and Computer Engineering and Hume Center for National Security and Technology at Virginia Tech. He is a senior member of IEEE. Dr. T. Charles Clancy is an Associate Professor of Electrical and Computer Engineering at Virginia Tech and directs of the Hume Center for National Security and Technology. Prior to joining Virginia Tech in 2010, he served as a senior researcher at the Laboratory for Telecommunications Sciences, a defense research lab at the University of Maryland, where he led research programs in software-defined and cognitive radio. Dr. Clancy received his B.S. in Computer Engineering from the Rose-Hulman Institute of Technology, M.S. in Electrical Engineering from the University of Illinois, and his Ph.D. in Computer Science from the University of Maryland. He is a Senior Member of the IEEE and has over 150 peer-reviewed technical publications. His current research interests include cognitive communications and spectrum security.