POWER OF ATTORNEY

The undersigned constitutes and appoints Roderick A.
Palmore, R. Henry Kleeman, Helen N. Kaminski, Mark Silver and Christian
McGrath, and each of them, as the undersigned's true and lawful
attorney-in-fact and agent, with full power of substitution and
resubstitution, for the undersigned and in the undersigned's name, place
and stead, to sign (i) any and all statements of beneficial ownership of
securities on Forms 3, 4 and 5 as required under Section 16(a) of the
Securities Exchange Act of 1934, and (ii) Form 144 Notice of Proposed Sale
of Securities pursuant to Rule 144 under the Securities Act of 1933 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
act and thing requisite and necessary to be done under said Section 16(a)
and Rule 144, as fully to all intents and purposes as the undersigned might
or could do in person, hereby ratifying and confirming all that said
attorney-in-fact and agent may lawfully do or cause to be done by virtue
hereof.

A copy of this power of attorney shall be filed with the
Securities and Exchange Commission and with any applicable stock exchange.
The authorization set forth above shall continue in full force and effect
under the undersigned revokes such authorization by written instructions to
the attorney-in-fact.  The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such capacity at the request of the
undersigned, are not assuming any of the undersigned's responsibilities to
comply with Section 16 of the Securities Exchange Act of 1934 or Rule 144
of the Securities Act of 1933.

Dated: May 30, 2003

/s/ Richard A.
Noll
Signature of Reporting Person