425

Filed by Xerox Corporation

Pursuant to Rule 425 under the Securities Act of 1933

and deemed filed pursuant to Rule 14a-12 under the

Securities Exchange Act of 1934

Subject Company: Affiliated Computer Services, Inc.

Commission File No.: 1-12665

The proposed merger transaction involving Xerox and ACS will be submitted to the respective stockholders of Xerox and ACS for their consideration. In connection with the proposed merger, Xerox will file with the SEC a registration statement on Form S-4 that will include a joint proxy statement of Xerox and ACS that also constitutes a prospectus of Xerox. Xerox will mail the joint proxy statement/prospectus to its stockholders. Xerox and ACS urge investors and security holders to read the joint proxy statement/prospectus regarding the proposed transaction when it becomes available because it will contain important information. You may obtain a free copy of the joint proxy statement/prospectus, as well as other filings containing information about Xerox and ACS, without charge, at the SEC’s Internet site (http://www.sec.gov). Copies of the joint proxy statement/prospectus and the filings with the SEC that will be incorporated by reference in the joint proxy statement/prospectus can also be obtained, when available, without charge, from Xerox’s website, www.xerox.com, under the heading “Investor Relations” and then under the heading “SEC Filings”. You may also obtain these documents, without charge, from ACS’s website, www.acs-inc.com, under the tab “Investor Relations” and then under the heading “SEC Filings”.

Xerox, ACS and their respective directors, executive officers and certain other members of management and employees may be deemed to be participants in the solicitation of proxies from the respective stockholders of Xerox and ACS in favor of the merger. Information regarding the persons who may, under the rules of the SEC, be deemed participants in the solicitation of the respective stockholders of Xerox and ACS in connection with the proposed merger will be set forth in the joint proxy statement/prospectus when it is filed with the SEC. You can find information about Xerox’s executive officers and directors in its definitive proxy statement filed with the SEC on April 6, 2009. You can find information about ACS’s executive officers and directors in its definitive proxy statement filed with the SEC on April 14, 2009. You can obtain free copies of these documents from Xerox and ACS websites using the contact information above.

This release contains “forward-looking statements” as defined in the Private Securities Litigation Reform Act of 1995. The words “anticipate,” “believe,” “estimate,” “expect,” “intend,” “will,” “should” and similar expressions, as they relate to us, are intended to identify forward-looking statements. These statements reflect management’s current beliefs, assumptions and expectations and are subject to a number of factors that may cause actual results to differ materially. These factors include but are not limited to: the unprecedented volatility in the global economy; the risk that the future business operations of ACS will not be successful; the risk that we will not realize all of the anticipated benefits from our acquisition of ACS; the risk that customer retention and revenue expansion goals for the ACS transaction will not be met and that disruptions from the ACS transaction will harm relationships with customers, employees and suppliers; the risk that unexpected costs will be incurred; the outcome of litigation and regulatory proceedings to which we may be a party; actions of competitors; changes and developments affecting our industry; quarterly or cyclical variations in financial results; development of new products and services; interest rates and cost of borrowing; our ability to protect our intellectual property rights; our ability to maintain and improve cost efficiency of operations, including savings from restructuring actions; changes in foreign currency exchange rates; changes in economic conditions, political conditions, trade protection measures, licensing requirements and tax matters in the foreign countries in which we do business; reliance on third parties for manufacturing of products and provision of services; and other factors that are set forth in the “Risk Factors” section, the “Legal Proceedings” section, the “Management’s Discussion and Analysis of Financial Condition and Results of Operations” section and other sections of our Quarterly Report on Form 10-Q for the quarters ended March 31, 2009 and June 30, 2009 and our 2008 Annual Report on Form 10-K and ACS’s 2009 Annual Report on Form 10-K filed with the Securities and Exchange Commission. Xerox assumes no obligation to update any forward-looking statements as a result of new information or future events or developments, except as required by law.

Investor Relations

Xerox and ACS: A New Solutions Provider

“Where document management meets BPO”

Page 2

OUTPUT

MANAGE

Drawings

Invoices

Records

Claims

Applications

INPUT

Paper Documents

Application Content

Call Center

Website Content

Non-Paper

Documents / Information

Content &

Document

Management

Finance Processes

Human Resource Processes

Customer Care Processes

Records Management Processes

Claims Processes

Administrative Processes

Marketing Processes

Web

Call Center

Storage

Document Lifecycle

Page 3

00101100010010001100110101010101000110010001010

DataGlyphs

™

Annotation

Lifting

WordSpotting

Hybrid

Categorizer

CategoriX

™

Document

Separation

Xerox Incremental Parser

Create

Gather

Scan

Delineate

Categorize

Index

Analyze

Act

SMARTER

DOCUMENT

MANAGEMENT

Structured content

Automated and adaptable

business processes

Lean, productive work

steps and enhanced

decision making

Unstructured content

Manual and labor intensive

business processes

Complex, redundant,

and non-value added steps

…provides the ability to add intelligence

and structure

to documents digital and paper -

to activate

their

content

streamline

business

processes

and

integrate

with

your

structured

data

systems

Xerox Technology

CAPTURE

MANAGE

DELIVER

Page 4

CATEGORIZE

SCAN

GATHER

INDEX

ANALYZE

ACT

Xerox + ACS: Document Process Optimization

Mailroom

Administration

Services

Document

Imaging

Services

Intelligent

Queue

Processing (Healthcare Claims , Student Loans,

Applications, etc)

OCR Technology

•

Improved data

capture

CategoriX

•

Automated

categorization

ClusteriX

•

Pattern recognition

•

Reveals structure

Incremental Parser

•

Analyze plain text

•

Incremental filter & analysis

DataGlyphs

•

Encodes

information on

paper

ACS –

Provides Labor Based Savings To Client Processes

Xerox –

Technology To Automate Solutions

Page 5

Xerox

ACS

Example

–

Healthcare

Claims

ACS

Healthcare

Claims

Client

•

Mailroom Administration

•

Process over 200,000 claims per

week

•

End-to-End Claims Processing

•

Intelligent Queue Process

–

Routes document processing

based on operator skill level

–

Improved data cleansing

–

Increase documents that auto-

adjudicate

Xerox Technology Examples

Categorix:

automates

document

categorization for intelligent

classification and routing

–

Auto categorization of

incoming mailroom documents

–

Auto-enable Intelligent Queue

Incremental Parser:

automatically

analyze plain text

–

Enables analytical processing

of claims and transcriptions

–

Cost containment / fraud

detection / quality control

Page 6

This presentation contains forward-looking statements" as defined in the Private Securities Litigation Reform Act of 1995. The

words “anticipate,”

“believe,”

“estimate,”

“expect,”

“intend,”

“will,”

“should”

and similar expressions, as they relate to us, are

intended to identify forward-looking statements. These statements reflect management’s current beliefs, assumptions and

expectations and are subject to a number of factors that may cause actual results to differ materially. These factors include

but are not limited to: the unprecedented volatility in the global economy; the risk that the future business operations of ACS

will not be successful; the risk that we will not realize all of

the anticipated benefits from our acquisition of ACS; the risk that

customer retention and revenue expansion goals for the ACS transaction will not be met and that disruptions from the ACS

transaction will harm relationships with customers, employees and suppliers; the risk that unexpected costs will be incurred;

the outcome of litigation and regulatory proceedings to which we

may be a party; actions of competitors; changes and

developments affecting our industry; quarterly or cyclical variations in financial results; development of new products and

services;

interest

rates

and

cost

borrowing;

our

ability

protect

our

intellectual

property

rights;

our

ability

maintain

and

improve cost efficiency of operations, including savings from restructuring actions; changes in foreign currency exchange

rates; changes in economic conditions, political conditions, trade protection measures, licensing requirements and tax matters

in the foreign countries in which we do business; reliance on third parties for manufacturing of products and provision of

services; and other factors that are set forth in the “Risk Factors”

section, the “Legal Proceedings”

section, the “Management’s

Discussion

and

Analysis

Financial

Condition

and

Results

Operations”

section

and

other

sections

Xerox’s

Quarterly

Report on Form 10-Q for the quarters ended March 31, 2009 and June 30, 2009, Xerox’s 2008 Annual Report on Form 10-K

and ACS’s 2009 Annual Report on Form 10-K filed with the Securities and Exchange Commission. Neither Xerox nor ACS

assume any obligation to update any forward-looking statements as a result of new information or future events or

developments, except as required by law.

Forward-Looking Statements

Page 7

The proposed merger transaction involving Xerox and ACS will be submitted to the respective stockholders of Xerox and ACS

for their consideration. In connection with the proposed merger, Xerox will file with the SEC a registration statement on Form

S-4 that will include a joint proxy statement of Xerox and ACS that also constitutes a prospectus of Xerox. Xerox will mail the

joint proxy statement/prospectus to its stockholders. Xerox and

ACS urge investors and security holders to read the joint

proxy statement/prospectus regarding the proposed transaction when it becomes available because it will contain important

information. You may obtain a free copy of the joint proxy statement/prospectus, as well as other filings containing information

about Xerox and ACS, without charge, at the SEC’s Internet site (http://www.sec.gov). Copies of the joint proxy

statement/prospectus and the filings with the SEC that will be incorporated by reference in the joint proxy

statement/prospectus can also be obtained, when available, without charge, from Xerox’s website, www.xerox.com, under the

heading “Investor Relations”

and then under the heading “SEC Filings”. You may also obtain these documents, without

charge,

from

ACS’s

website,

www.acs-inc.com,

under

the

tab

“Investor

Relations”

and

then

under

the

heading

“SEC

Filings”.

Xerox, ACS and their respective directors, executive officers and certain other members of management and employees may

be deemed to be participants in the solicitation of proxies from

the respective stockholders of Xerox and ACS in favor of the

merger. Information regarding the persons who may, under the rules of the SEC, be deemed participants in the solicitation of

the respective stockholders of Xerox and ACS in connection with the proposed merger will be set forth in the joint proxy

statement/prospectus when it is filed with the SEC. You can find information about the Xerox’s executive officers and

directors in its definitive proxy statement filed with the SEC on April 6, 2009. You can find information about ACS’s executive

officers and directors in its definitive proxy statement filed with the SEC on April 14, 2009. You can obtain free copies of these

documents from Xerox and ACS websites using the contact information above.

Rule 425 Statement

“

”