EXHIBIT 24
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS: That the undersigned, a director or officer, or both, of
Acxiom Corporation ("Acxiom"), acting pursuant to authorization of the Board of Directors of Acxiom,
hereby appoints Catherine L. Hughes, Jerry C. Jones and Jefferson D. Stalnaker, or any one of them,
attorneys-in-fact and agents for me and in my name and on my behalf, individually and as a director or
officer, or both, of Acxiom, to sign the Company's Annual Report on Form 10-K for the year ended March
31, 2004, together with any amendments thereto, and to file the same, together with any exhibits and
all other documents related thereto, with the Securities and Exchange Commission, granting to said
attorneys-in-fact and agents full power and authority to do and perform each and any act necessary to
be done in connection therewith, as fully to all intents and purposes as the undersigned might or could
do in person, duly ratifying and confirming all that said attorneys-in-fact and agents may lawfully do
or cause to be done by virtue of the power herein granted.
Executed as of the 26th day of May, 2004.
Signed: /s/ William T. Dillard II
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Name: WILLIAM T. DILLARD II
Signed: /s/ Harry C. Gambill
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Name HARRY C. GAMBILL
Signed: /s/ Dr. Ann Die Hasselmo
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Name: DR. ANN DIE HASSELMO
Signed: /s/ William J. Henderson
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Name: WILLIAM J. HENDERSON
Signed: /s/ Rodger S. Kline
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Name: RODGER S. KLINE
Signed: /s/ Thomas F. (Mack) McLarty, III
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Name: THOMAS F. (MACK) McLARTY, III
Signed: /s/ Charles D. Morgan
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Name: CHARLES D. MORGAN
Signed: /s/ Stephen M. Patterson
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Name: STEPHEN M. PATTERSON
Signed: /s/ Jefferson D. Stalnaker
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Name: JEFFERSON D. STALNAKER
Signed: /s/ James T. Womble
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Name: JAMES T. WOMBLE
