Arbitron Inc. to Hold Informational Webcast on Portable People Meter Ratings System; Program Entitled ``Audience Measurement In A Portable People Meter World''.

Business Editors

NEW YORK--(BUSINESS WIRE)--July 8, 2003

Arbitron Inc. (NYSE: ARB) announced today that on July 11, 2003 the Company will host an informational briefing via webcast to discuss its vision for the future of audience measurement based on the latest findings from the Portable People Meter (PPM) system, the Company's new technology for radio, television and cable ratings.

The informational briefing will be held via webcast on Friday, July 11, 2003 at 9:30 a.m. The Company invites interested parties to log on to www.arbitron.com or www.ccbn.com to view the webcast live.

Presenting at the event will be Owen Charlebois, president, U.S. Media Services, who will discuss what the three Arbitron strategies for the deployment of the PPM can mean for broadcasters, agencies and advertisers. In addition, Bob Patchen, vice president, Research Standards & Practices, will provide a summary of results from the Philadelphia market trial including a review of what the PPM is indicating about media behavior that isn't apparent from today's audience measurement systems. Finally, Joan FitzGerald, director, New Product Development, will demonstrate how enhancing existing consumer research systems with PPM technology might influence the media strategies used by retailers, advertisers and marketers.

About Arbitron

Arbitron Inc. (NYSE: ARB) is an international media and marketing research firm serving radio broadcasters, cable companies, advertisers, advertising agencies and outdoor advertising companies in the United States, Mexico and Europe. Arbitron's core businesses are measuring network and local market radio audiences across the United States; surveying the retail, media and product patterns of local market consumers; and providing application software used for analyzing media audience and marketing information data. Arbitron Internet Broadcast Services measures the audiences of audio and video content on the Internet. The company is developing the Portable People Meter, a new technology for radio, TV and cable ratings.

Arbitron's marketing and business units are supported by a world-renowned research and technology organization located in Columbia, Maryland. Arbitron has approximately 825 full-time employees; its executive offices are located in New York City.

Through Scarborough Research, a joint venture with VNU, Inc., Arbitron also provides media and marketing research services to the broadcast television, magazine, newspaper, outdoor and online industries.

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. The statements regarding Arbitron in this release that are not historical in nature, particularly those that utilize terminology such as "may," "will," "should," "likely," "expects," "anticipates," "estimates," "believes" or "plans," or comparable terminology, are forward-looking statements based on current expectations about future events, which Arbitron has derived from the information currently available to it. These forward-looking statements involve known and unknown risks and uncertainties that may cause our results to be materially different from results implied in such forward-looking statements. These risks and uncertainties include whether we will be able to:

-renew contracts with large customers as they expire;

-successfully execute our business strategies, including timely implementation of our Portable People Meter and our MeasureCast Ratings services, as well as expansion of international operations;

-effectively manage the impact of further consolidation in the radio industry;

-keep up with rapidly changing technological needs of our customer base, including creating new products and services that meet these needs;

-successfully manage the impact on our business of any economic downturn generally and in the advertising market in particular; and the impact on costs of data collection due to privacy concerns.

Additional important factors known to Arbitron that could cause forward-looking statements to turn out to be incorrect are identified and discussed from time to time in Arbitron's filings with the Securities and Exchange Commission, including in particular the risk factors discussed under the caption "ITEM 1. BUSINESS - Business Risks" in our Annual Report on Form 10-K, which discussion is incorporated herein by reference.

The forward-looking statements contained in this release speak only as of the date hereof, and Arbitron undertakes no obligation to correct or update any forward-looking statements, whether as a result of new information, future events or otherwise.