1. School of Civil and Environmental Engineering, Georgia Tech, Atlanta, Georgia, U.S.A.; PH (404) 894-8021;
2. Department of Industrial Engineering and Management, Aalto University, Espoo, Finland; PH (+358) 40-7540935; FAX (+358) 9-47023736;
3. School of Design and Construction, Washington State University, Pullman, WA, U.S.A.; PH (509) 335-4271; FAX (509) 335-6132;
4. Department of Civil Engineering, Boğaziçi University, Bebek, Istanbul, 34342, Turkey; PH +90 (212) 359-4841; FAX +90(212) 287-2457;
5. Department of Construction Management, University of Washington, Seattle, WA, U.S.A.; PH (206) 221-4894; FAX (206) 685-1976;
6. Civil and Building Systems, Institut für Bauingenieurwesen, Berlin, Germany, email: Hartmann,
7. Myers-Lawson School of Construction, Virginia Tech, 310-F Bishop-Favrao Hall, Blacksburg, VA 24061, U.S.A.; PH (540) 231-0972;
8. Department of Civil Engineering, Indian Institute of Technology Madras, Chennai, India; Ph; (91) (44) 22574318; FAX (91) (44) 22574252;
9. Charles E. Via, Jr. Department of Civil and Environmental Engineering, Virginia Tech, 121 Patton Hall, Blacksburg, VA 24061, U.S.A.; PH (408) 444-1168; FAX (540) 231-7532;