Chairman of the Board since 1998, Director since 1996 and President and Chief Executive. Officer from 1996 to 2004, of Texas Instruments Incorporated (electronics), with which he has. served in positions of increasing importance since 1976, including as an Executive Vice. President from 1993 to 1996; Chairman Emeritus and Member of the Board of Catalyst; Trustee of Southern Methodist University; Member of The Business Council; Member of the. National Academy of Engineering.