1. Graduate Research Assistant, Dept. of Civil, Construction, and Environmental Engineering, North Carolina State Univ., 2501 Stinson Dr., Raleigh, NC 27695.
2. Assistant Professor, Dept. of Civil, Construction, and Environmental Engineering, North Carolina State Univ., 2501 Stinson Dr., Raleigh, NC 27695.
3. Assistant Professor, Dept. of Psychology, North Carolina State Univ., 2310 Stinson Dr., Raleigh, NC 27695.