News Release-- October 16, 2006

CSC names new CIO for Australian Operations

Computer Sciences Corporation (NYSE: CSC) announced today that it has appointed Stephen Kowal chief information officer (CIO) of CSC’s Australian operations.

Prior to joining CSC, Kowal was CIO at Western Mining Corporation (WMC) and led the IT integration of WMC into BHP Billiton. Before that, he was CIO of BHP Billiton Base Metals, Global Information Technology (IT) Outsourcing manager at BHP Billiton, and held various roles at C&W Optus and the Federal Department of Defence.

“Stephen will add significant process management expertise to our business, enabling us to continue delivering technological innovations and tangible business results,” said Mike Shove, managing director of CSC’s Australian operations.

Kowal succeeds Emily Richmond-Jones, who held the position for five years and has been appointed director of Service Delivery for CSC in Western Australia.

About CSC
Founded in 1959, Computer Sciences Corporation is a leading global IT services company. CSC’s mission is to provide customers in industry and government with solutions crafted to meet their specific challenges and enable them to profit from the advanced use of technology.

With approximately 78,000 employees, CSC provides innovative solutions for customers around the world by applying leading technologies and CSC’s own advanced capabilities. These include systems design and integration; IT and business process outsourcing; applications software development; Web and application hosting; and management consulting. Headquartered in El Segundo, Calif., CSC reported revenue of $14.6 billion for the 12 months ended June 30, 2006. For more information, visit the company’s Web site at www.csc.com.