1. Assistant Professor, Dept. of Construction Management, College of Architecture and Environmental Design, Cal Poly, San Luis Obispo, CA.
2. Professor, M.E. Rinker, Sr. School of Construction Management, Univ. of Florida, Gainesville, FL.
3. Professor, Director of the Powell Center, M.E. Rinker, Sr. School of Construction Management, Univ. of Florida, Gainesville, FL.