Ibrahim Saleh, PhD, is Associate Professor of Communication and Director of Undergraduate Programme at Nile University, Egypt. He is the Editor of the Journal of Transnational ‘Worlds of Power’. His research focuses on political communication, particularly in the areas of political journalism and crisis management, securitization of the environment, media and democratization in transitional society, the impact of media violence on public opinion, and digital inequalities in cross-national contexts, among others. Professor Thomas Knieper is Chair of Computer-mediated Communication at the University of Passau, Germany, having previously worked as Full Professor of Mass Communication and Media Studies at the TU Braunschweig, Germany. His main research areas are computer-mediated communication, visual communication, political communication, empirical social research, and journalism. He is also a member of the Human Science Centre at the Ludwig-Maximilians-University Munich, Germany, and a member of the editorial boards of Visual Communication Quarterly and International Journal of Communication and Health.