1. Graduate Research Assistant, Constructed Facilities Laboratory, North Carolina State Univ., 2414 Campus Shore Dr., Campus Box 7533, Raleigh, NC 27695-7533.
2. Distinguished Professor of Civil Engineering and Construction, Constructed Facilities Laboratory, North Carolina State Univ., 2414 Campus Shore Dr., Campus Box 7533, Raleigh, NC 27695-7533.
3. Assistant Professor, Constructed Facilities Laboratory, North Carolina State Univ., 2414 Campus Shore Dr., Campus Box 7533, Raleigh, NC 27695-7533.