Cognos Senior Vice President of Corporate Development to Speak at Needham & Company Growth Conference on January 10

Ottawa, Ontario and Burlington, Massachusetts, January 5, 2006- Cognos (Nasdaq: COGN; TSX: CSN), the world leader in business intelligence and corporate performance management (CPM), today announced that Neal Hill, Senior Vice President, Corporate Development, will speak at the upcoming Needham & Company Growth Conference on January 10 at the New York Palace Hotel in New York, NY.

During the session, Mr. Hill will review the current market landscape, the impact Cognos is having on its core areas of focus, including enterprise business intelligence, enterprise planning and enterprise scorecarding, and the ever-increasing role and importance of Corporate Performance Management in delivering the next level of performance. Mr. Hill will also discuss the growth of Cognos—both in its expansion globally and in its continually expanding customer base.

The presentation will begin at 8:00 a.m. Eastern Time. Listeners can access the presentation via webcast at http://www.cognos.com/company/investor/events. A replay of the webcast will be archived in the Investor Relations area of the Cognos web site following the presentation.

About Cognos:
Cognos, the world leader in business intelligence and corporate performance management, delivers software and services that help companies drive, monitor and understand corporate performance.

Cognos serves more than 23,000 customers in over 135 countries. Cognos enterprise business intelligence and performance management solutions and services are also available from more than 3,000 worldwide partners and resellers. For more information, visit the Cognos Web site at http://www.cognos.com.