1. Lecturer, Center for Design Research, Stanford Univ., 419 Lagunita Dr. No. 40, Stanford, CA 94305 (corresponding author).
2. Assistant Professor, Schools of Architecture and Building Construction, Georgia Institute of Technology, 280 Ferst Dr., Room 108, Atlanta, GA 30332-0680.
3. Ph.D. Candidate, Faculty of Civil Engineering and Geodesy, Univ. of Ljubljana, Jamova 2, Ljubljana, Slovenia.
4. Professor, Center for Integrated Facility Engineering, Stanford Univ., Jerry Yang and Akiko Yamazaki Environment and Energy Building, 473 Via Ortega, Room 292, Stanford, CA 94305.