Press Release Details

Webcast Alert: The Thomson Corporation to Present at UBS Media & Communications Conference

November 30, 2007 at 10:30 AM EST

STAMFORD, Conn., Nov. 30 /PRNewswire-FirstCall/ -- The Thomson Corporation (NYSE: TOC; TSX: TOC) announces the following Webcast:

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

    Who:         Executive Vice President and CFO Robert D. Daleo

    What:        Presentation at the UBS Media & Communications Conference

    When:        Wednesday, December 5, 2007 @ 1:30 p.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

                 Fred Hawrysh, Global Director, External Communications
                 203-539-8314, fred.hawrysh@thomson.com

    The Webcast will be archived at www.thomson.com.

    The Thomson Corporation

The Thomson Corporation (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).

(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-                             11/30/2007
    /Contact:  Frank Golden, Vice President, Investor Relations,
+1-203-539-8470, frank.golden@thomson.com, or Fred Hawrysh, Global Director,
External Communications, +1-203-539-8314, fred.hawrysh@thomson.com, both of
The Thomson Corporation/
    /Photo:  NewsCom:  http://www.newscom.com/cgi-bin/prnh/20020227/NYW014LOGO
             AP Archive:  http://photoarchive.ap.org
             PRN Photo Desk, photodesk@prnewswire.com /
    /Web site:  http://www.thomson.com /
    (TOC TOC.)

CO:  The Thomson Corporation; UBS Media & Communications Conference
ST:  Connecticut
IN:  STW NET CPR
SU:  CCA

MV-AP
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8279 11/30/2007 10:28 EST http://www.prnewswire.com