Syed Rizvi is currently an Assistant Professor in the College of Information Sciences and Technology at Pennsylvania State University. He received his doctorate in Modeling and Simulation from the University of Bridgeport in 2010. His research interests lie at the intersection of computer networking, network security and modeling and simulation. Recently, he has been working on security issues in cloud computing, cognitive radios for wireless communications, and modeling and simulation of large-scale networks. In the past, he has done research on the design, analysis, implementation, and comparisons of algorithms in the areas of wireless/multiuser communications, wireless sensor networks, information security, and parallel/distributed systems. He has authored and coauthored several technical refereed and non-refereed papers in various conferences, international journal articles, and book chapters in research and pedagogical techniques. He is also an affiliate member of the Wireless and Mobile Communications lab at the University of Bridgeport. He is a member of IEEE Communications Society and ACM.