POWER OF ATTORNEY

The undersigned hereby constitutes and appoints Jennifer H. Daukas, Kristy
Berner and Katherine Vines Trumbull, each of them, the undersigned's
true and lawful attorney-in-fact to:

(1)		Prepare, execute in my name and on my behalf, and submit to
the U.S. Securities and Exchange Commission (the "SEC") a Form ID, including
any necessary amendments thereto, and any other documents necessary or
appropriate to obtain codes or update codes and passwords enabling me to
make electronic filings with the SEC of reports required by Section 16(a)
of the Securities Exchange Act of 1934 or any rule or regulation of the
SEC in respect thereof;

(2) 		execute for and on behalf of the undersigned Forms 3, 4 and 5
in accordance with Section 16(a) of the Securities Exchange Act of 1934
and the rules thereunder;

(3)		do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete the execution
of any such Form 3, 4 or 5 and the timely filing of such form with
the SEC and any other authority; and

(4)		take any other action of any type whatsoever in connection
with the foregoing which, in the opinion of such attorney-in-fact, may
be of benefit to, in the best interest of, or legally required by,
the undersigned.

The undersigned hereby grants to such attorney-in-fact full power and
authority to do and perform all and every act and thing whatsoever requisite,
necessary and proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact's substitute or substitutes,
shall lawfully do or cause to be done by virtue of this power of attorney
and the rights and powers herein granted.  The undersigned acknowledges that
the foregoing attorney-in-fact, in serving in such capacity at the request
of the undersigned, is not assuming any of the undersigned's responsibilities
to comply with Section 16 of the Securities Exchange Act of 1934.
This Power of Attorney can only be revoked by delivering a signed, original
"Revocation of Power of Attorney" to the attorney-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to
be executed on this 10th day April, 2024.

/s/ John P. Cahill