Samuel A. Adekunle is a professional Quantity Surveyor and Project Manager and a lecturer and researcher at the University of Johannesburg, South Africa. Obuks Ejohwomu is Senior Lecturer in Project Management in the Department of Mechanical, Aerospace & Civil Engineering at the University of Manchester, UK. Clinton Ohis Aigbavboa is a Professor in the Department of Construction Management and Quantity Surveying and Director of cidb Centre of Excellence & Sustainable Human Settlement and Construction Research Centre, University of Johannesburg, South Africa. Wellington Didibhuku Thwala is Director School of Engineering and Distinguished Research Professor in the College of Science, Engineering and Technology, University of South Africa (UNISA), South Africa. Mahamadu Abdul-Majeed is Associate Professor of Innovative and Industrialised Construction at The Bartlett School of Sustainable Construction UCL, UK.