Ex. 24 : Power of Attorney

EX-24 7 ex24-powersofattorney.htm POWER OF ATTORNEY Ex. 24 : Power of Attorney

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 25th day of May, 2005.

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/ Mary L. Good
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Name MARY L. GOOD

Signed: /s/ Ann Die Hasselmo
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Name: 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