Donald Goldfarb
(Alexander and Hermine Avanessians Professor
of Industrial Engineering and Operations Research
Columbia University
Dept. of Industrial Engg. and Operations Research
S.W. Mudd Building
500 West 120th Street
New York 10027-6699
United States of Ameria)
Robert W. Heath, Jr.
(The University of Texas at Austin
Department of Electrical Engineering
Engineering Science Building - 435
Austin, TX 78712-1084
United States of America)
Krishna B. Athreya
(Iowa State University
Department of Statistics and Statistical Laboratory
Snedecor Hall
Ames IA 50011-1210
United States of America)