Exhibit 24
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and
appoints JOHN P. JONES III or LEO J. DALEY or W. DOUGLAS BROWN, acting severally, his/her true
and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him/her and in his/her
name, place and stead, in any and all capacities, to sign the Form 10-K Annual Report for the fiscal year ended
September 30, 2000 and all amendments thereto and to file the same, with all exhibits thereto and other
documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorney-in-
fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to
be done in and about the premises, as fully to all intents and purposes as he/she might or could do in person,
hereby ratifying and confirming all that said attorney-in-fact and agent, or substitute or substitutes, may lawfully do
or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities and Exchange Act of 1934, this Power of Attorney has been
signed below by the following persons in the capacities and on the dates indicated.
Signature Title Date
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/s/ Mario L. Baeza Director November 16, 2000
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Mario L. Baeza
/s/ Tom H. Barrett Director November 16, 2000
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Tom H. Barrett
/s/ L. Paul Bremer III Director November 16, 2000
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L. Paul Bremer III
/s/ Robert Cizik Director November 16, 2000
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Robert Cizik
/s/ Ursula F. Fairbairn Director