Ghita Kouadri Mostefaoui is a senior teaching fellow at the department of computer science, University College London. Previously, she worked as a software engineer at the UK's synchrotron. Prior to that, she was a researcher at Oxford University. Ghita is primarily interested in best practices in teaching/learning computer science in higher education. She is also interested in mobile apps technologies. Faisal Tariq is a senior lecturer in the school of engineering at University of Glasgow, United Kingdom. Prior to this, he worked at Queen Mary University of London and University of Bedfordshire. He is also serving as the editor of the Journal of Networks and Computer Applications. His research interest includes future wireless networks, technologies for smart city and mobile computing and communications.