Thomson Reuters PLC 

Director Declaration

NEW YORK, NY, December 23, 2008 - Pursuant to UK Listing Rule 9.6.14R, Thomson Reuters (NYSE: TRI; TSX: TRI; LSE: TRIL; NASDAQ: TRIN) today announced it has been notified that W. Geoffrey Beattie, a member of its board of directors, has been appointed to the board of directors of Maple Leaf Foods Inc., a company listed on the Toronto Stock Exchange, effective December 17, 2008. 

Contact:

David W. Binet

Secretary to the Board

Thomson Reuters

david.binet@thomsonreuters.com

+1 416.681.0474