Professor Mansaray holds the B.A. (Hons.) degree in Modern History from Fourah Bay College (FBC), University of Sierra Leone, the Postgraduate Diploma in Education (PGDE) also from FBC, and the M.Ed. and PhD degrees in Curriculum Studies from the University of Ibadan (UI), Nigeria. He has over 35 years of experience in university teaching, research and administration, 21 of which were spent as a faculty at the University of Ibadan (Nigeria’s premier University). He joined the then Njala University College, University of Sierra Leone, as a Senior Lecturer in 2000 and rose to become full Professor in 2003. He served variously as Head of the Department of Teacher Education (2003-2005), Dean of the Faculty of Education (2003-2009), and the inception Deputy Vice-Chancellor of the Bo Campus when Njala University became autonomous in 2005. He served in that position until 2010 when he was appointed the Dean of the School of Postgraduate Studies. It is on record that his tenure as Dean saw the transformation of the postgraduate programmes of Njala University into the most sought after in the country. Professor Mansaray was appointed inception Vice-Chancellor and Principal of the Ernest Bai Koroma University of Science and Technology on 1st February 2016 and served in that position until 12th June 2018, when he was appointed Vice-Chancellor and Principal of Njala University.
Professor Mansaray is an internationally respected academic with over 80 publications to his credit. He has successfully supervised over 12 PhDs and has served as the national and international consultant to a number of organisations and agencies including WHO, UNDP, Unicef, UNESCO, WFP, USAID, the World Bank, Plan Sierra Leone, ActionAid, and World Vision, among others.
Professor Mansaray is married to Theresa Musu Mansaray and they have two grown-up children and three grandsons.