Press Release Details

Webcast Alert: The Thomson Corporation to Report Third-Quarter 2005 Results

October 18, 2005 at 9:06 AM EDT

STAMFORD, Conn. and TORONTO, Oct. 18 /PRNewswire-FirstCall/ -- The Thomson Corporation (NYSE: TOC; TSX: TOC) announces the following Webcast:

    Who:   President and CEO Richard J. Harrington and Executive Vice
           President and CFO Robert D. Daleo

    What:  Presentation and Discussion of Third-Quarter 2005 Results for The
           Thomson Corporation

    When:  Tuesday, October 25, 2005 @ 9:00 a.m. ET

    Where: www.thomson.com

    How:   Live over the Internet - To participate in the webcast, visit
           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 www.thomson.com.

    The Thomson Corporation

The Thomson Corporation (www.thomson.com), with 2004 revenues of $8.10 billion, is a global leader in providing integrated information solutions to business and professional customers. Thomson provides value-added information, software tools and applications to more than 20 million users in the fields of law, tax, accounting, financial services, higher education, reference information, corporate e-learning and assessment, scientific research and healthcare. With operational headquarters in Stamford, Conn., Thomson has approximately 40,000 employees and provides services in approximately 130 countries. The Corporation's common shares are listed on the New York and Toronto stock exchanges (NYSE: TOC; TSX: TOC).

(Minimum Requirements to listen to broadcast: The Windows Media Player software, downloadable free from http://www.microsoft.com/windows/windowsmedia/EN/default.asp 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-                             10/18/2005
    /CONTACT:  Frank Golden, Vice President, Investor Relations, +1-203-539-
8470, or frank.golden@thomson.com, or Jason Stewart, Vice President, Media
Relations, +1-203-539-8339, or jason.stewart@thomson.com /
    /Photo: http://www.newscom.com/cgi-bin/prnh/20020227/NYW014LOGO /
    /Web site:  http://www.thomson.com /
    (TOC TOC.)

CO:  The Thomson Corporation
ST:  Connecticut, Ontario
IN:  FIN PUB
SU:  CCA

LH
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