1. Graduate Assistant, Architectural Engineering Dept., Construction Management, Pennsylvania State Univ., 104 Engineering Unit A, University Park, PA 16802 (corresponding author).
2. Assistant Professor, School of Planning, Design, and Construction, Construction Management, Michigan State Univ., 201D Human Ecology, East Lansing, MI 48824.
3. Associate Professor, Architectural Engineering Dept., Construction Management, Pennsylvania State Univ., 104 Engineering Unit A, University Park, PA 16802.
4. Assistant Professor, Architectural Engineering Dept., Construction Management, Pennsylvania State Univ., 104 Engineering Unit A, University Park, PA 16802.