Despina T. Meridou is a Computer and Informatics Engineer and holds a master's degree in computer science and technology. Currently, she is a PhD student at the School of Electrical and Computer Engineering of the National Technical University of Athens, Greece, and a member of the Intelligent Communications and Broadband Networks Laboratory. Her research interests include semantic data structures, big data, the Internet of Things, and Internet technologies. She can be reached at dmeridou at icbnet.ece.ntua.gr.