POWER OF ATTORNEY

      Know all by these presents, that the undersigned
hereby constitutes and appoints each of Lewis G. Schwartz,
Lisa Nadler, Kevin Feeney and Gary Papilsky, signing
singly, the undersigned?s true and lawful attorney-in-fact
to:

(1)	Execute for and on behalf of the undersigned, in
the undersigned?s capacity as an Executive
Officer and/or Director of Gartner, Inc. (the
?Company?), Forms 3, 4 and 5 in accordance with
Section 16(a) of the Securities Exchange Act of
1934 and the rules there under;

(2)	Do and perform any and all acts for and on behalf
of the undersigned which may be necessary or
desirable to complete and execute any such Form
3, 4 or 5 and timely file such form with the
United States Securities and Exchange Commission
and any stock exchange or similar authority; and

(3)	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, it being understood
that the documents executed by such attorney-in-
fact on behalf of the undersigned pursuant to
this Power of Attorney shall be in such form and
shall contain such terms and conditions as such
attorney-in-fact may approve in such attorney-in-
fact?s discretion.

The undersigned hereby grants to each such attorney-
in-fact full power and
authority to do and perform any and every act and thing
whatsoever requisite, necessary or 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 attorneys-in-fact, in serving in such
capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of
the Securities Exchange Act of 1934.

	This Power of Attorney shall remain in full force and
effect until the undersigned is no longer required to file
Forms 3, 4 and 5 with respect to the undersigned's holdings
of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed
writing delivered to the foregoing attorneys-in-fact.

	IN WITNESS WHEREOF, the undersigned has caused this
Power of Attorney to be executed as of this 8th day of
November, 2004.



/s/ Alister Christopher

Alister Christopher