Robert S. Attiyeh, Member of the Board of Directors, was elected to the board in 2003. He currently serves as Chairman of the Board's audit committee.

Mr. Attiyeh is a principal in the real estate investment firms of Beacon Hill Properties LLC and Yarlung LLC. He previously served Amgen from 1994 - 1998 as Senior Vice President, Finance and Corporate Development and as Chief Financial Officer. Prior to joining Amgen, Mr. Attiyeh was a director of McKinsey and Company from 1967 - 1994. He was a Director of the Federal Reserve Bank of San Francisco from 1987 - 1992 and served as Chairman of the Audit Review Committee of the Bank's Board from 1988 - 1992. He is currently on the Board of Directors of Source Precision Medicine of Boulder, Colorado, where he is Chairman of the Board's Audit Committee. Mr. Attiyeh holds a masters in business administration from Harvard and an electrical engineering degree from Cornell.

Mr. Attiyeh is a member of Class Three of the Board, with a term expiring at our 2012 annual meeting.