EX-24 2 poaboxer.txt POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned hereby makes, designates, constitutes and appoints CAROL ANN PETREN, DANTHU T. PHAN and LINDSAY K. BLACKWOOD, each acting individually, as the undersigned's true and lawful attorneys-in-fact and agents, with full power and authority to act in any and all capacities for and in the name, place and stead of the undersigned in connection with the filing with the Securities and Exchange Commission pursuant to the Securities Act of 1933 or the Securities Exchange Act of 1934, both as amended, of the execution and delivery of all such amendments, qualifications and notifications, and Forms 3, 4, 5, and 144, to execute and deliver any and all such other documents (including, but not limited to Seller's Representation Letters), and to take further action as they, or any of them, deem appropriate in connection with the foregoing. Such attorneys-in-fact and agents, or any of them, are also hereby granted full power and authority, on behalf of and in the name, place and stead of the undersigned, to execute and deliver all such registration statements, registrations, amendments, qualifications and notifications; to execute and deliver any and all such other documents; and to take further action as they, or any of them, deem appropriate in connection with the foregoing. The powers and authorities granted herein to such attorneys-in-fact and agents, and each of them, also include the full right, power and authority to effect necessary or appropriate substitutions or revocations. The undersigned hereby ratifies, confirms, and adopts, as his own act and deed, all action lawfully taken by such attorneys-in-fact and agents, or any of them, or by their respective substitutes, pursuant to the powers and authorities herein granted. This Power of Attorney shall remain in full force and effect until the undersigned is no longer serving as an officer of CIGNA Corporation, unless earlier revoked by the undersigned in a signed writing to each such attorney in fact. IN WITNESS WHEREOF, the undersigned has executed this document as of the 15th day of April, 2011. __ /s/ Mark L. Boxer_________________ Mark L. Boxer