The Advisory Board Company Schedules Fiscal Year End Investor Conference Call For May 5, 2004

WASHINGTON, April 21 /PRNewswire-FirstCall/ -- The Advisory Board Company announced today that it will hold an investor conference call, hosted by Frank J. Williams, chief executive officer, and David L. Felsenthal, chief financial officer, to discuss its financial results for the quarter and fiscal year ended March 31, 2004. The call will be held on Wednesday, May 5, 2004, at 6:00 p.m. Eastern Daylight Time (EDT). The Company plans to release its fourth quarter financial results after the market closes on Wednesday, May 5, 2004.

The dial-in telephone number for the ABCO investor conference call is 800-299-9630 and the access code is 51770523. Investors are advised to dial- in at least five minutes prior to the call to register. The conference call replay will be archived for seven days: from 8:00 p.m. Wednesday, May 5, until 8:00 p.m. Wednesday, May 12, 2004. To listen to the archived call: dial either 888-286-8010 or 617-801-6888, and enter reservation number 32841021. The conference call will also be available via live web cast on ABCO's web site at http://www.advisoryboardcompany.com/ in the section entitled "Other Information," found under the tab "About Us."

About The Advisory Board Company

The Advisory Board Company provides best practices research and analysis to the health care industry, focusing on business strategy, operations and general management issues. The Company provides best practices and research through discrete annual programs to a membership of over 2,300 hospitals, health systems, pharmaceutical and biotech companies, health care insurers, and medical device companies in the United States. Each program typically charges a fixed annual fee and provides members with best practices, research reports, executive education and other supporting research services.

The Advisory Board Company

CONTACT: David L. Felsenthal, Chief Financial Officer of The AdvisoryBoard Company, +1-202-672-5600, or jacobsg@advisory.com

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