1. Associate Director, Center for Risk Management of Engineering Systems; Research Professor, Dept. of Systems and Information Engineering, Univ. of Virginia, P.O. Box 400747, 112C Olsson Hall, 151 Engineers Way, Charlottesville, VA 22904.
2. Associate Professor, Dept. of Engineering and Technology Management, Morehead State Univ., 201 Lloyd Cassity Building, Morehead, KY 40351.
3. Assistant Professor, Robins School of Business, Univ. of Richmond, 1 Gateway, Richmond, VA 23173 (corresponding author).