Mohamed Ragab is a PhD graduate from the Data Systems Group. He received the B.Sc. degree in Information Systems from the faculty of Computers and Information, Fayoum University, Fayoum, Egypt, in 2013 and the M.Sc. degree in Information Systems from the faculty of Computers and Information, Cairo University, Cairo, Egypt, in 2018. He is currently pursuing the Ph.D. degree in Computer Science with the Faculty of Science and Technology, University of Tartu,  Estonia. His current research interests include Semantic Web, Big Data, Large graph processing and Linked Data Integration.