Buck Consultants to Provide Illinois Teachersí Retirement System With Retirement Plan Services

Buck Consultants, an ACS company and one of the worldís leading human resource and benefits consulting firms, announced today that it has been retained by the Illinois Teachersí Retirement System (Illinois Teachers) to continue providing actuarial and retirement consulting services. Buck has provided services to Illinois Teachers for 16 years. More than 328,000 active employees and retirees participate in the Teachersí Retirement System.

Under the terms of the two-year contract, Buck Consultants will provide annual actuarial valuations, a five-year experience review, consulting services with respect to proposed legislation, and other actuarial consulting services.

ìThe Board of Trustees of the Teachersí Retirement System retained Buck Consultants because of its outstanding record of service with our retirement program and the excellent working relationship weíve developed with Buckís consulting team, said Jon Bauman, Executive Director for Illinois Teachers.

ìWe are very pleased that Illinois Teachers decided to continue its relationship with Buck,î said Christopher Michalak, Buckís Executive Managing Director. ìWith our 90-year history of providing retirement plan services to public-sector clients, we are confident in our ability to deliver the most responsive services and value-added perspectives on todayís issues.î

Buck Consultants, an ACS company, is a leader in human resource and benefits consulting with more than 1,500 professionals worldwide. Founded in 1916 to advise clients in establishing and funding some of the nationís first public and private retirement programs, Buck is an innovator in the areas of retirement benefits, health and welfare programs, human resource management, compensation and employee communication. News and other information about Buck Consultants is available at www.buckconsultants.com. Buck is an independent subsidiary of Affiliated Computer Services, Inc.

ACS, a global FORTUNE 500 company with more than 55,000 people supporting client operations reaching nearly 100 countries, provides business process outsourcing and information technology solutions to world-class commercial and government clients. The companyís Class A common stock trades on the New York Stock Exchange under the symbol ìACS.î ACS makes technology work. Visit ACS on the Internet at www.acs-inc.com.

The statements in this news release that do not directly relate to historical facts constitute ìforward-looking statementsî within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are subject to numerous risks and uncertainties, many of which are outside the Companyís control. As such, no assurance can be given that the actual events and results will not be materially different than the anticipated results described in the forward-looking statements. Factors could cause actual results to differ materially from such forward-looking statements. For a description of these factors, see the Companyís prior filings with the Securities and Exchange Commission, including our most recent filing. ACS disclaims any intention or obligation to revise any forward-looking statements, whether as a result of new information, future event, or otherwise.