1. Assistant Professor, Wood Science and Forest Products, Virginia Tech, 1650 Ramble Rd., Blacksburg, VA 24061 (corresponding author).
2. Design Engineer, Simpson Strong Tie, 2600 International St., Columbus, OH 43228.
3. Professor, Wood Science and Forest Products, Virginia Tech, 1650 Ramble Rd., Blacksburg, VA 24061.
4. Senior Structural Engineer, URS Corporation, 200 Oak Ridge Dr., Suite 101, Gaithersburg, MD.