Dr. Mbanefo S. Madukaife received his bachelor's degree from the Department of Statistics, University of Nigeria, Nsukka, Nigeria in 2003. He later obtained his master's degree in 2007 and Ph.D. in 2018 from the same university. Currently, he is an associate professor of statistics at the University of Nigeria, Nsukka, Nigeria. His research interests include multivariate statistics, high dimensional data analysis, goodness-of-fit tests to statistical distributions as well as estimation.

Andrew Tatem is Professor of Spatial Demography and Epidemiology at the University of Southampton and is the Director of WorldPop (www.worldpop.org), leading a group of 40 researchers and data scientists. He is interested in how populations, their characteristics and their dynamics can be mapped at high resolution across low and middle-income countries.