1. Assistant Professor, Dept. of Manufacturing and Construction Engineering Technology, Indiana Univ.–Purdue Univ. Fort Wayne, 221K ET, 2101 East Coliseum Blvd., Fort Wayne, IN 46805 (corresponding author).
2. Dean and Professor, College of Design, Construction and Planning, Univ. of Florida, P.O. Box 32611-5701, Gainesville, FL 32611.
3. Professor, Dept. of Architectural Engineering, Pennsylvania State Univ., 104 Engineering Unit A, University Park, PA 16802.