1. Ph.D. Candidate, School of Building Construction, Georgia Institute of Technology, 280 Ferst Dr., 2nd Floor, Atlanta, GA 30332.
2. Ph.D. Candidate, Dept. of Construction Management, Louisiana State Univ., 3135 Patrik F. Taylor Hall, Baton Rouge, LA 79803.
3. Associate Professor, School of Building Construction and School of Civil and Environmental Engineering, Georgia Institute of Technology, 280 Ferst Dr., 2ns Floor, Atlanta, GA 30332.