CAMBRIDGE, Mass.--(BUSINESS WIRE)--April 21, 2005--Forrester Research, Inc. (Nasdaq: FORR) will broadcast its first-quarter results conference call on the Web at 11:00 a.m. Eastern time on Wednesday, April 27, 2005.

The call will be available at www.forrester.com. Investors who want to hear the call should log in to www.forrester.com at least 15 minutes prior to the event's broadcast. Instructions are provided to ensure that the necessary audio applications are downloaded and installed. These programs can be obtained at no charge to the user. For those who cannot access the live broadcast, a replay will be available on Forrester's Web site.

Forrester is an independent technology research company that provides pragmatic and forward-thinking advice about technology's impact on business. Business, marketing, and IT professionals worldwide collaborate with Forrester to align their technology investments with their business goals. Forrester offers products and services in four major areas: Research, Data, Consulting, and Community. Established in 1983, Forrester is headquartered in Cambridge, Mass. For additional information, visit www.forrester.com.

(C) 2005, Forrester Research, Inc. All rights reserved. Forrester is a registered trademark of Forrester Research, Inc.

    CONTACT: Forrester Research, Inc.
             Kimberly Maxwell, 617-613-6234

    SOURCE: Forrester Research, Inc.