Dennis holds a Bachelor of Science degree in Medical Laboratory Technology from the University of Cape Coast, Ghana, a Master of Philosophy degree in Peace and Development studies from the same university, and an advanced Master of Science degree in Governance and Development Studies from the Institute of Development Policy (IOB) of the University of Antwerp, Belgium. He is currently a PhD researcher with a fellowship at the International Institute of Social Studies (ISS) of the Erasmus University Rotterdam, the Netherlands.