1. Assistant Professor, Dept. of Engineering Technology, Missouri Western State Univ., 4525 Downs Dr., St. Joseph, MO 64507 (corresponding author).
2. Assistant Professor, Dept. of Industrial Technology, Fitchburg State Univ., 160 Pearl St., Fitchburg, MA 01420.
3. Dean, School of Engineering, Univ. of Dayton, 300 College Park, Dayton, OH 45469.
4. Associate Director, Durham School of Architectural Engineering and Construction, Univ. of Nebraska-Lincoln, 1110 S. 67th St., Omaha, NE 68182.