Press Release Details

Webcast Alert: The Thomson Corporation to Present at RBC Communications, Media & Technology Conference

February 20, 2007 at 3:45 PM EST

STAMFORD, Conn., Feb. 20 /PRNewswire-FirstCall/ -- The Thomson Corporation (NYSE: TOC; TSX: TOC) announces the following Webcast:

    Who:       President and CEO Richard J. Harrington

    What:      Presentation at the RBC Communications, Media & Technology
               Conference

    When:      Thursday, February 22, 2007 @ 2:30 p.m. ET

    Where:     http://www.thomson.com

    How:       Live over the Internet -- To participate in the webcast, visit
               http://www.thomson.com and click on "Investor Relations" at the
               top of the page and then "Executive Presentations" at the left
               side of the page.

    Contacts:  Frank Golden, Vice President, Investor Relations
               203-539-8470, frank.golden@thomson.com

               Jason Stewart, Vice President, Media Relations
               203-539-8339, jason.stewart@thomson.com

    The webcast will be archived at http://www.thomson.com.

    The Thomson Corporation

The Thomson Corporation (http://www.thomson.com) is a global leader in providing essential electronic workflow solutions to business and professional customers. With operational headquarters in Stamford, Conn., Thomson provides value-added information, software tools and applications to professionals in the fields of law, tax, accounting, financial services, scientific research and healthcare. The Corporation's common shares are listed on the New York and Toronto stock exchanges (NYSE: TOC; TSX: TOC).

(Logo: http://www.newscom.com/cgi-bin/prnh/20020227/NYW014LOGO )

(Minimum Requirements to listen to broadcast: The Windows Media Player software, downloadable free from http://www.microsoft.com/windows/default.mspx and at least a 28.8Kbps connection to the Internet. If you experience problems listening to the broadcast, send an email to webcastsupport@tfprn.com.)

SOURCE  The Thomson Corporation
    -0-                             02/20/2007
    /CONTACT:  Frank Golden, Vice President, Investor Relations,
+1-203-539-8470, frank.golden@thomson.com, or Jason Stewart, Vice President,
Media Relations, +1-203-539-8339, jason.stewart@thomson.com, both of The
Thomson Corporation/
    /Photo:  http://www.newscom.com/cgi-bin/prnh/20020227/NYW014LOGO /
    /Web site:  http://www.thomson.com/
    (TOC TOC.)

CO:  Thomson Corporation; RBC Communications
ST:  Connecticut
IN:  CPR STW FIN PUB
SU:  TDS MAV CCA

MV-EM
-- NYTU167 --
8103 02/20/2007 15:43 EST http://www.prnewswire.com