FOSTER CITY, Calif.--(BUSINESS WIRE)--April 6, 2006--Gilead Sciences, Inc. (Nasdaq:GILD - News) today announced that Kristen M. Metza has joined the company as Vice President, Human Resources. Ms. Metza will report to President and Chief Executive Officer John C. Martin, PhD. She will serve as a member of Gilead's Executive Committee and will have responsibility for human resources across Gilead's U.S. and international operations.