1. Assistant Professor, School of Architecture, Rensselaer Polytechnic Inst., Troy, NY 12180 (corresponding author).
2. Holland Associate Professor, Rinker School of Building Construction, Univ. of Florida, Gainesville, FL 32611.
3. Associate Professor, Dept. of Mechanical and Aerospace Engineering, Rensselaer Polytechnic Inst., Troy, NY 12180.