1. Ph.D. Student, African Centre of Excellence in Data Science, University of Rwanda, Rwanda; Department of Mathematics and Computer Science, Moi University, Kenya
2. Ph.D., Principal, African Centre of Excellence in Data Science, University of Rwanda, Rwanda; School of Economics, University of Rwanda
3. African Centre of Excellence in Data Science, University of Rwanda, Rwanda; Ph.D., Professor, Department of Mathematics, Makerere University, Uganda