James A. Henderson
was Chairman of the Board from 1995 and Chief Executive Officer from 1994 of Cummins Inc.
(manufacturer of diesel and natural gas engines), Columbus, Indiana
, until his retirement in December 1999. Mr. Henderson has been a Director of AT&T Inc.
since October 1999. He served as a Director of Ameritech Corporation
from 1983 until the company was acquired by SBC in 1999. He also served as a Director of Indiana Bell Telephone Company
(which became a subsidiary of Ameritech) from 1978 until 1983. Mr. Henderson is a Director of International Paper
; Nanophase Technologies Corporation
; Rohm and Haas Company
; and Ryerson Tull