LIMITED POWER OF ATTORNEY

FOR SECTION 16 REPORTING OBLIGATIONS

       Know all by these presents, that the undersigned hereby makes, constitutes and appoints

each of Jason Duva and John LaMountain, 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 an

officer and/or director of Avid Technology, 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 and any stock exchange or

similar authority;

       (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 person to release any such information to such 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 requirements 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 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 16th day of May 2012.

/s/ Ken Sexton

Signature



Ken Sexton











On this 16th day of May 2012, before me, the undersigned notary public, personally appeared Ken

Sexton, who proved to me through satisfactory evidence of identification, which was personally

known to me, to be the person whose name is signed on the preceding or document in my presence.



      Elaine Desrochers

      Notary Public

      My Commission Expires:  January 11, 2019

      /s/ SEAL







\\\DC - 57385/2 - #1301253 v1





\\\DC - 57385/2 - #1301253 v1