24 Apr 2008

Webcast Alert: Thomson Reuters to Report First-Quarter 2008 Results

NEW YORK, NY

Thomson Reuters (NYSE: TRI; TSX: TRI; LSE: TRIL; NASDAQ: TRIN) announces the following Webcast:

Who:
CEO Thomas H. Glocer and EVP & CFO Robert D. Daleo

What:
Presentation and Discussion of First-Quarter 2008 Results for Thomson Reuters

When:
Thursday, May 1, 2008 @ 10 a.m. ET  / 3 p.m. UKT

Where:
www.thomsonreuters.com

How:
Live over the Internet - To participate in the webcast, visit www.thomsonreuters.com and click on "Investor Relations" at the top of the page and then "News & Events" at the left side of the page.

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

Fred Hawrysh, Global Head, Corporate Affairs
203-539-8314, fred.hawrysh@thomsonreuters.com

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

Thomson Reuters 
Thomson Reuters is the world's leading source of intelligent information for businesses and professionals.  We combine industry expertise with innovative technology to deliver critical information to leading decision makers in the financial, legal, tax and accounting, scientific, healthcare and media markets, powered by the world's most trusted news organization.  With headquarters in New York and major operations in London and Eagan, Minnesota, Thomson Reuters employs more than 50,000 people in 93 countries. Thomson Reuters shares are listed on the New York Stock Exchange (NYSE: TRI); Toronto Stock Exchange (TSX: TRI); London Stock Exchange (LSE: TRIL); and Nasdaq (NASDAQ: TRIN). For more information, go to www.thomsonreuters.com.

(Minimum Requirements to listen to broadcast:
The Windows Media Player software, downloadable free from Microsoft 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.)