Augustine Duah Osei obtained a B. A. Arts Degree and an MPhil (History) from the University of Cape Coast in 2004 and 2010 respectively. The MPhil Thesis was on Political Detention in Ghana from 1850 to 1966. He also obtained his PhD from the same department in 2020. His Ph.D. research was on the micro history of one of the Akan people, the Twifo, their migration and occupation of the lands around the Pra Offin Basin.

In 2019, he was awarded a semester scholarship on the NORPART: INTERCULTURAL HISTORICAL STUDIES, an Educational Cooperation project between the Department of History and the Norwegian University of Science and Technology (NTNU) Norway. January – June 2019. He has been teaching courses in African history, European history and world civilizations at the Department of History, University of Cape Coast, Ghana. He is a member of the Historical Society of Ghana.