FOR IMMEDIATE RELEASE

Forrester Research To Broadcast Third-Quarter Conference Call Via Internet

Cambridge, Mass., October 21, 2008 . . . Forrester Research, Inc. (Nasdaq: FORR) will broadcast its third-quarter results conference call on the Web at 11:00 a.m. Eastern time on Wednesday, October 29, 2008.

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. Participants may pre-register for the call at https://www.theconferencingservice.com/prereg/key.process?key=P6BF6JWNA.

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.

About Forrester Research

Forrester Research, Inc. (Nasdaq: FORR) is an independent research company that provides pragmatic and forward-thinking advice to global leaders in business and technology. Forrester works with professionals in 19 key roles at major companies providing proprietary research, consumer insight, consulting, events, and peer-to-peer executive programs. For more than 25 years, Forrester has been making IT, marketing, and technology industry leaders successful every day. For more information, visit www.forrester.com.

Contact:

Russell Sweeney
Investor Relations
Forrester Research, Inc.
+1.617.613.6350
press@forrester.com