1. Senior Lecturer, Dept. of Architecture, Kwame Nkrumah Univ. of Science and Technology, Kumasi, Ghana; formerly, Graduate Student and Research Assistant, Construction Management, School of Planning, Design and Construction, Michigan State Univ., East Lansing, MI 48824 (corresponding author).
2. Professor, Construction Management, School of Planning, Design and Construction, Michigan State Univ., East Lansing, MI 48824.