Henry C. Wolf
Former Vice Chairman and Chief Financial Officer of Norfolk Southern Corporation
Director since 2004

Henry C. Wolf, former Vice Chairman and Chief Financial Officer of Norfolk Southern Corporation, a holding company that controls a major freight railroad and owns a natural resources company and telecommunications company, from 1998 until his retirement in 2007; Executive Vice President Finance of Norfolk Southern Corporation from 1993 until 1998; Vice President Taxation of Norfolk Southern Corporation from 1991 until 1993; various other positions with increasing responsibility at Norfolk Southern Corporation in the finance division from 1973 until 1991; and currently a director of Hertz Global Holdings, Inc. Mr. Wolf, 65, has been a director of AGL Resources since April 2004.