<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>doc1.txt
<DESCRIPTION>POWER OF ATTORNEY (PUBLIC): POA 07.31.2025
<TEXT>
SUBSTITUTE POWER OF ATTORNEY

Pursuant to a written limited power of attorney,
a copy of which was previously filed (the ?Power of Attorney?),
the undersigned, Scott Siamas, has been constituted and appointed
true and lawful attorney-in-fact and agent, with full power of
substitution and resubstitution, to do and perform every act and thing
whatsoever requisite, necessary, or proper to be done in the exercise
of the rights and powers granted in said Power of Attorney,
by the following individuals:

Alber, Laura
Conway, Craig
Donald, Arnold
Kroes, Neelie
Mehra, Sachin
Munoz, Oscar
Roos, John V.
Webb, Maynard



Know all by these presents, that, pursuant to the powers granted to the
undersigned in the Power of Attorney, the undersigned hereby constitutes
and appoints Andrew Leeds as a substitute to the undersigned
attorney-in-fact, with full power of substitution or resubstitution,
and with full power and authority to do and perform every act and thing
whatsoever requisite, necessary or proper to be done in the exercise
of the rights and powers granted to the undersigned
 in said Power of Attorney.
For the avoidance of doubt, the foregoing appointment shall not serve
as a revocation of the powers granted to the undersigned himself
in the Power of Attorney.

This Substitute Power of Attorney shall remain in full force and
effect unless and until revoked by the undersigned.

IN WITNESS WHEREOF, the undersigned has caused this
Substitute Power of Attorney to be executed
as of this 31st day of July, 2025.

By: /s/ Scott Siamas
Name: Scott Siamas






</TEXT>
</DOCUMENT>
