Thomson Financial’s Nelson Information Ranks World’s Best Money Managers For 4Q05

4Q05 Ranking of Money Managers and Portfolios Now Available on www.nelsoninformation.com

New York, NY, 02/13/2006, Thomson Financial, an operating unit of The Thomson Corporation (TSX: TOC, NYSE: TOC), and leading provider of information and technology solutions to the global financial community, today released Nelson’s World’s Best Money Managers rankings for the fourth quarter of 2005. Based on information in the Nelson Investment Manager Database, this quarterly ranking provides an accurate picture of leaders in the investment management industry.

“World’s Best Money Managers is the best tool available to help investors identify the funds that realize the greatest returns. This ranking is one of many proprietary resources that Thomson Financial provides to the buy side and sell side to help them make smarter investment decisions,” said Ron Perez, vice president of Thomson Financial’s Global Customer Segments group. “Thomson Financial congratulates the firms that placed at the top of this quarter’s ranking.”

World’s Best Money Managers analyzes the performance of 1,300 money managers and over 6,500 investment products in more than 200 categories and 45 investment styles and time periods, enabling users to quickly identify winners across the industry. Rankings for last quarter, as well as one-, three-, five- and ten-year periods, demonstrate change in manager or portfolio performance over given time periods. Institutional investment managers who handle large accounts such as pension and 401(k) plans, as well as those who handle accounts for high net worth individuals are eligible for this ranking.

Below are the number-one ranked firms in four of the over 45 asset classes ranked for 4Q05.

* International Equity - All Mandates

Firm: Prosperity Capital Management

Product: Prosperity Quest Fund-Power

4Q05 % Return: 40.22 %

* International Fixed Income - All Mandates

Firm: American Century Investment Mgmt

Product: American Century VP Intl

4Q05 % Return: 5.65 %

* U.S. Equity - All Styles

Firm: Bay Harbour Management

Product: Bay Harbour Partners, Ltd.

4Q05 % Return: 16.27 %

* U.S. Fixed Income - All Styles

Firm: American Century Investment Mgmt

Product: American Century Tgt Mat.-2020 Adv

4Q05 % Return: 6.73%

The full set of 4Q05 results of World’s Best Money Managers is accessible from www.nelsoninformation.com, free of charge. More detailed information about the ranked firms and their offerings is also available via Nelson MarketPlace, which provides the institutional investment community with the tools to identify their market, qualify prospects, and access the competitive and market intelligence needed to transform prospects into clients.

Nelson’s World’s Best Money Managers are compiled from a quarterly survey of investment management organizations and portfolio composites. To assure credibility and validity, all products ranked in World’s Best Money Managers must meet specific requirements with regard to calculations, cash reserves and composite assets. All information published herein is obtained by Nelson’s from sources believed by it to be accurate and reliable. However, Nelson is acting in a reportorial capacity only and does not audit or otherwise verify the accuracy of the published information.

About Thomson Financial
Thomson Financial, with 2005 revenues of US$1.9 billion, is a provider of information and technology solutions to the worldwide financial community. Through the widest range of products and services in the industry, Thomson Financial helps clients in more than 70 countries make better decisions, be more productive and achieve superior results. Thomson Financial is part of The Thomson Corporation (www.thomson.com), a global leader in providing integrated information solutions to more than 20 million business and professional customers in the fields of law, tax, accounting, financial services, higher education, reference information, corporate e-learning and assessment, scientific research and healthcare. With revenues of US$8.70 billion, The Thomson Corporation lists its common shares on the New York and Toronto stock exchanges (NYSE: TOC; TSX: TOC).

Contact Information

Kerri Shepherd

Manager, Public Relations

Thomson Corporation

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