<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex24reeve.txt
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
LIMITED POWER OF ATTORNEY FOR SECTION 16 REPORTING
OBLIGATIONS

        Know all by these present, that the
undersigned hereby makes, constitutes and appoints
each of Michelle Robertson, Charlene Stern-Dombal,
Damien Grierson and Erica Iorio, signing singly and
each acting individually, as the undersigned's true
and lawful attorney-in-fact with full power and
authority as hereinafter described to:

(1)         execute for and on behalf of the
undersigned, in the undersigned's capacity as a
director, officer and/or stockholder of Editas
Medicine, Inc. (the "Company"), Forms 3, 4, and 5
(including any amendments thereto) in accordance with
Section 16(a) of the Securities Exchange Act of 1934
and the rules thereunder (the "Exchange Act");

(2)         do and perform any and all acts for and on
behalf of the undersigned which may be necessary or
desirable to prepare, complete and execute any such
Form 3, 4, or 5, prepare, complete and execute any
amendment or amendments thereto, and timely deliver
and file such form with the United States Securities
and Exchange Commission (the "SEC") and any stock
exchange or similar authority, including without
limitation the filing of a Form ID or any other
application materials to enable the undersigned to
gain or maintain access to the Electronic Data
Gathering, Analysis and Retrieval system of the SEC;

(3)         seek or obtain, as the undersigned's
representative and on the undersigned's behalf,
information regarding transactions in the Company's
securities from any third party, including brokers,
employee benefit plan administrators and trustees, and
the undersigned hereby authorizes any such third party
to release any such information to the herein
appointed attorney-in-fact and approves and ratifies
any such release of information; 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, 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 relieving, nor is
the Company assuming nor relieving, any of the
undersigned's responsibilities to comply with
Section 16 of the Exchange Act.  The undersigned
acknowledges that neither the Company nor the
foregoing attorneys-in-fact assume (i) any liability
for the undersigned's responsibility to comply with
the requirement of the Exchange Act, (ii) any
liability of the undersigned for any failure to comply
with such requirements, or (iii) any obligation or
liability of the undersigned for profit disgorgement
under Section 16(b) of the Exchange Act.

        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 the SEC 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 September, 2021.






/s/ Emma Reeve
Print Name:  Emma Reeve



























[Signature Page to Power of Attorney for Section 16 Reporting Obligations]



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</TEXT>
</DOCUMENT>
