SUBSTITUTE POWER OF ATTORNEY Pursuant to a written Limited Power of Attorney for Section 16 Reporting Obligations granted by each of the following individuals on the dates indicated below next to such individuals name, collectively the Powers of Attorney, copies of which were previously filed with the securities and exchange commission, the undersigned has been constituted and appointed true and lawful attorney in fact and agent, with full powers of substitution and revocation, 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 such Powers of Attorney: Richard M. Beyer James A. Champy Samuel H. Fuller John C. Hodgson Yves-Andre Istel Robert R. Marshall William Matson Robert McAdam Richard Meaney Neil Novich Vincent T. Roche F. Grant Saviers Margaret K. Seif Kenton J. Sicchitano Ray Stata Lisa T. Su Thomas Wessel Eileen M. Wynne David A. Zinsner The undersigned, pursuant to the powers granted in the Powers of Attorney, hereby constitutes and appoints Cynthia M. McMakin as substitute to the undersigned attorney in fact, 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 the Powers of Attorney. For the avoidance of doubt, the foregoing appointment shall not serve as a revocation of the powers granted to the undersigned in the Powers of Attorney. This Substitute Power of Attorney shall remain in full force and effect with respect to each individual listed above, until the underlying Power of Attorney is revoked or terminated, unless earlier revoked by the undersigned in a signed writing. IN WITNESS WHEREOF, the undersigned has caused this Substitute Power of Attorney to be executed as of this 7th day of October, 2014. Margaret K. Seif Signature Margaret K. Seif Print Name