Open Source Software Gurus Converge in San Francisco Next Week to Discuss the Future of Open Source Technology

SAN FRANCISCO, CA – March 18, 2008 – InfoWorld's Open Source Business Conference (OSBC) is set to begin Tuesday, March 25th when open source software professionals from around the world convene in San Francisco to discuss the future of making open source software useful and profitable in the business environment. Taking place March 25-26 at the Palace Hotel, the conference will focus on the complete open source ecosystem — vendor, end-user, venture capitalist, and legal. Passes to attend the event are available at www.osbc.com or can be purchased onsite at the Palace Hotel beginning at 7:30 a.m. on Tuesday.

Headlining the keynote sessions will be Red Hat President and CEO Jim Whitehurst, CBS Interactive VP of Advanced Technologies Steven Pearson, Microsoft SVP, General Counsel and Corporate Secretary Brad Smith, Kaplan Test Prep & Admissions CTO Jon Williams, and Hewlett-Packard VP of Open Source Christine Martino.

The 2008 OSBC Agenda offers presentations and panel discussions from well-known industry leaders including Alfresco, Electronic Arts, the Linux Foundation, MySQL, The New York Times, North Bridge Venture Partners, PayPal, Synovus Financial, The Weather Channel Interactive, and more. The event will feature four conference tracks: Putting Open Source to Work for the CIO/CTO, Putting Open Source to Work for the CEO/CMO, Putting Open Source to Work for the General Counsel and Putting Open Source to Work: Highlighted Products and Services. A number of sessions will be eligible for Continuing Legal Education (CLE) credit. More details on the Agenda and CLE program are available at: http://www.osbc.com .

Current sponsors include: ActiveState, Adaptive Planning, Baker & McKenzie LLP, BitRock, Black Duck, Cleversafe, Cooley Godward Kronish, Digium, DLA Piper, Engineering Ingegneria Informatica, Enomaly, EnterpriseDB, Goodwin Procter, Holme Roberts & Owen, HP, Ingres, IONA, Jefferies, Kirkland & Ellis LLP, KnowledgeTree, Linagora, Microsoft, MySQL, North Bridge, Novell, OpenLogic, Oracle, Pentaho, ProcessMaker, Red Hat, the rSmart Group, SugarCRM, Trolltech, Univa UD, Wilson Sonsini Goodrich & Rosati, WS02, xTuple and Zenoss.

About InfoWorld Media Group

InfoWorld Media Group helps IT solutions management choose the right technology, within the context of a cohesive strategy, for business impact at their organizations. Rather than merely covering the enterprise technology market, InfoWorld identifies and promotes emerging technology segments that add unique value for the organizations that implement them, as well as the vendors that provide those solutions. Using an integrated communications approach including online, events, research, and a continued investment in an independent Test Center, InfoWorld analysts and editors provide both hands-on analysis and evaluation, as well as expert commentary on issues surrounding emerging technologies and products. Visit InfoWorld at www.infoworld.com .

About International Data Group (IDG)

International Data Group (IDG) is the world's leading technology media, events, and research company. IDG publishes more than 300 magazines and newspapers in 85 countries including CIO, CSO, Computerworld, GamePro, InfoWorld, Macworld, Network World, and PC World. IDG's online network includes more than 450 Web sites spanning business technology, consumer technology, digital entertainment and gaming worldwide. IDG's lead generation service, IDG Connect, matches technology companies with an audience of engaged, high-quality IT professionals, influencers, and decision makers.

IDG is a leading producer of more than 750 technology-related events including E for All Expo, LinuxWorld Conference & Expo, Macworld Conference & Expo, DEMO, and IDC Directions. IDC, a subsidiary of IDG, is the premier global provider of market intelligence, advisory services, and events. Over 850 IDC analysts in 50 countries provide global, regional, and local expertise on technology and industry opportunities and trends.

Additional information about IDG, a privately held company, is available at www.idg.com.

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