J. Neal Armstrong

Overview

J. Neal Armstrong, 69, has served as a director since October 2003. He currently serves as Chairman of our Audit Committee and a member of our Compensation Committee. Mr. Armstrong served as Vice President of Investor Relations of Aspect Medical Systems, Inc., a developer and manufacturer of an anesthesia monitoring system, from 2005 to 2006. Previously, Mr. Armstrong served as Vice President, Chief Financial Officer, Secretary and Treasurer of Aspect Medical Systems, Inc. from 1996 until his retirement in 2005. From 1990 to 1996, Mr. Armstrong served as Vice President of Finance, Chief Financial Officer and as a director of Haemonetics, Inc., a manufacturer of blood processing systems. From 1985 to 1990, he was the Vice President of Finance and Administration, Treasurer and Chief Financial Officer at BTU International, a manufacturer of thermal processing systems. Prior to 1985, he served for 14 years in senior operating and financial positions at Texas Instruments, Inc., an electronics company. Mr. Armstrong serves as a member of the Board of Directors and audit committee of TransMedics, Inc.