Mr. Willis S. White, Jr.
Chairman of the Board

Former Chairman of the Board
American Electric Power Company, Inc.
Columbus, Ohio

Dr. John J. Hopfield
First Vice Chairman of the Board

Professor of Molecular Biology
Princeton University
Princeton, New Jersey

Mr. John B. McCoy
Second Vice Chairman of the Board

Chairman and Chief Executive Officer
Banc One Corporation
Columbus, Ohio

Dr. Morris Tanenbaum
Associate Director

Former Vice Chairman of the Board
AT&T Company
New York, New York

Mr. William A. Anders
Director

Former Chairman
General Dynamics Corporation
Falls Church, Virginia

Dr. Bernadine P. Healy
Director

Dean, OSU College of Medicine
The Ohio State University
Columbus, Ohio

Mr. W. George Meredith
Director

Executive Vice President
3M
St. Paul, Minnesota

Dr. Douglas E. Olesen
President and Chief Executive Officer

Mr. Jerome R. Bahlmann
Senior Vice President of Administration
General Counsel and Secretary

Dr. Dennis B. Cearlock
Senior Vice President and General Manager, Health Division

Dr. William J. Madia
Senior Vice President and Director, Pacific Northwest Division

Dr. Benjamin G. Maiden
Senior Vice President and General Manager, Environmental Systems and Technology Division

Mr. C. Andrew McCartney
Senior Vice President
Marketing and Business Development

Mr. Donald P. McConnell
Senior Vice President and General Manager, Commercial and Industrial Technology Division

Mr. Robert W. Smith, Jr.
Senior Vice President
Organizational Development

Dr. Merwyn R. VanderLind
Senior Vice President and General Manager, National Security Division