W. Kirk Patterson has served as a director of our company since January 2005. Mr. Patterson has served as Vice President and Chief Financial Officer of Staktek Holdings, Inc., a provider of high-density memory solutions, since November 2003. From July 2003 to November 2003, Mr. Patterson served as Acting Chief Financial Officer, Vice President of Finance, and Corporate Controller of Cirrus Logic, Inc., a developer of mixed-signal integrated circuits. From February 2000 to November 2003, he served in a variety of roles at Cirrus Logic, including Vice President of Finance and Corporate Controller, Treasurer, and Director of Financial Planning and Analysis. From November 1999 to February 2000, Mr. Patterson served as Regional Manager of Accounting Services of PricewaterhouseCoopers, a public accounting firm. From June 1980 to November 1999, Mr. Patterson served in several positions with BP Amoco Corporation, a provider of energy and petrochemicals, most recently as Manager, Planning and Economics, for the Amoco Energy Group North America. |