Gilead Announces Departure of Caroline Dorsa

Gilead Sciences, Inc. (Nasdaq:GILD) today announced that Caroline
Dorsa has resigned from her position as Chief Financial Officer (CFO),
a role she assumed in November 2007, to pursue another opportunity.

Gilead plans to initiate a search to identify a new CFO. In the
interim, John F. Milligan, PhD, Gilead´s Chief Operating Officer, will
reassume the additional responsibilities of CFO - a position he held
from 2003 until 2007 - effective immediately.

About Gilead Sciences

Gilead Sciences is a biopharmaceutical company that discovers,
develops and commercializes innovative therapeutics in areas of unmet
medical need. The company´s mission is to advance the care of patients
suffering from life-threatening diseases worldwide. Headquartered in
Foster City, California, Gilead has operations in North America,
Europe and Australia.

For more information on Gilead, please call the Gilead Public
Affairs Department at 1-800-GILEAD-5 (1-800-445-3235) or visit
www.gilead.com.