EXHIBIT 24 POWER OF ATTORNEY ----------------- Each of the undersigned Directors and Officers of CHAMPION INTERNATIONAL CORPORATION (the "Company") hereby constitutes and appoints STEPHEN B. BROWN, LAWRENCE A. FOX and RICHARD E. OLSON his or her true and lawful attorneys-in- fact and agents, each of them with full power to act without the others, for him or her and in his or her name, place and stead, in any and all capacities, to sign the Company's Annual Report on Form 10-K for the fiscal year ended December 31, 1999 and any and all amendments and other documents relating thereto, and to file such Annual Report on Form 10-K and such amendments with all exhibits thereto, and any and all other information and documents in connection therewith, with the Securities and Exchange Commission pursuant to the Securities Exchange Act of 1934, as amended, hereby granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform any and all acts and things requisite and necessary to be done in and about the premises, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys- in-fact and agents, or any of them, may lawfully do or cause to be done by virtue hereof. IN WITNESS WHEREOF, the undersigned have hereunto set their hands as of the 13th day of March, 2000. /s/ RICHARD E. OLSON /s/ KENWOOD C. NICHOLS - ------------------------------- ----------------------------------- Richard E. Olson Kenwood C. Nichols Chairman of the Board, Chief Vice Chairman and Executive Officer Executive Officer and Director and Director (Principal Executive Officer) (Principal Accounting Officer) /s/ THOMAS L. HART ----------------------------------- Thomas L. Hart Vice President - Finance and Treasurer (Principal Financial Officer) /s/ LAWRENCE A. BOSSIDY - ---------------------------------- Lawrence A. Bossidy, Director /s/ ROBERT A. CHARPIE - ---------------------------------- Robert A. Charpie, Director /s/ H. CORBIN DAY - ---------------------------------- H. Corbin Day, Director /s/ ALICE F. EMERSON - ---------------------------------- Alice F. Emerson, Director /s/ ALLAN E. GOTLIEB - ---------------------------------- Allan E. Gotlieb, Director /s/ HENRIQUE C. MEIRELLES - ---------------------------------- Henrique C. Meirelles, Director /s/ WALTER V. SHIPLEY - ---------------------------------- Walter V. Shipley, Director /s/ RICHARD E. WALTON - ---------------------------------- Richard E. Walton, Director