1. Associate Professor, Dept. of Civil and Environmental Engineering, The Univ. of Alabama at Birmingham, Birmingham, AL 35294.
2. Senior Engineer, Applied Research Associates, Inc., P.O. Box 40128, Tyndall Air Force Base, FL 32403.
3. Principal Engineer, Applied Research Associates, Inc., 5000 NW 27th Ct. Suite E, Gainesville, FL 32606.
4. Senior Research Engineer, Air Force Research Laboratory, 139 Barnes Dr., Suite 2, Tyndall Air Force Base, FL 32403.
5. Senior Research Engineer, Air Force Research Laboratory, 139 Barnes Dr. Suite 2, Tyndall Air Force Base, FL 32403.