1. Africa Centre of Excellence on Technology Enhanced Learning, National Open University of Nigeria, Abuja 900108, Nigeria
2. Department of Software Engineering, Namibia University of Science and Technology, Windhoek 13388, Namibia
3. Department of Computer Science, Federal University of Agriculture, Abeokuta 111101, Nigeria
4. Digital Literacy & Capacity Development Department, National Information Technology Development Agency, Abuja 900247, Nigeria