EXHIBIT 24 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Kevin J. Tierney and John-Paul DeRosa his true and lawful attorney-infact and agent, with full powers of substitution and resubstitution, for him and in his name, place and stead, in any and all capacities to sign the Annual Report on Form 10-K for the year ending December 31, 1993 of UNUM Corporation pursuant to the Securities Exchange Act of 1934 and any or all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as he might or could do in person, and hereby ratifies and confirms all his said attorneys-in-fact and agents, each acting alone, or his substitute or substitutes, may lawfully do or cause to be done by virtue thereof. Witness our signatures on the date set forth below: Signature Title Date /s/ GAYLE O. AVERYT Director March 25, 1994 Gayle O. Averyt Director March 25, 1994 Kenneth S. Axelson /s/ ROBERT E. DILLON, JR. Director March 25, 1994 Robert E. Dillon, Jr. /s/ GWAIN H. GILLESPIE Director March 25, 1994 Gwain H. Gillespie Director March 25, 1994 Ronald E. Goldsberry 112 Signature Title Date /s/ DONALD W. HARWARD Director March 25, 1994 Donald W. Harward /s/ CYNTHIA A. MONTGOMERY Director March 25, 1994 Cynthia A. Montgomery /s/ JAMES L. MOODY, JR. Director March 25, 1994 James L. Moody, Jr. /s/ LAWRENCE R. PUGH Director March 25, 1994 Lawrence R. Pugh /s/ LOIS DICKSON RICE Director March 25, 1994 Lois Dickson Rice /s/ JOHN W. ROWE Director March 25, 1994 John W. Rowe /s/ ROBERT L. SWIGGETT Director March 25, 1994 Robert L. Swiggett 113