Dr JK Kirui obtained his BSc in 1984 at the University of Nairobi, Kenya, MSc from the University of British Columbia, Canada (1990) and his PhD from the University of the Witwatersrand, Johannesburg (2008). As for employment, he was lecturer at Kenya Polytechnic (1984-1990), lecturer at Egerton University, Kenya (1990-2000), lecturer and then senior lecturer at the University of Venda, South Africa from 2002- to date. He has taught both undergraduates and postgraduates and was head of the Physics department (2009-2016). He has been an associate member of the National Institute of Theoretical Physics (NITheP) since 2015. He has promoted/supervised five students (MSc and PhD) and has published nine articles in peer-reviewed journals.