PC World and Macworld Welcome Stephan Scherzer as Senior Vice President/General Manager; IDG veteran relocates from Munich, Germany to lead PCWorld.com and Macworld.com

SAN FRANCISCO, CA – JANUARY 24, 2007 – PC World Communications, Inc. and Mac Publishing, LLC, have announced the appointment of Stephan Scherzer to the post of Senior Vice President/General Manager for the award-winning Web sites PCWorld.com and Macworld.com.

In his new role, Scherzer, 42, will report to Jeff Edman, President/CEO of PC World Communications, Inc. and Mac Publishing, LLC. Sherzer is responsible for overseeing content programming, audience development and retention, and new information services. In addition, he will be in charge of strategic planning, advertising/business development, product development, and daily management for PCWorld.com and the Macworld.com family of sites.

"We are very excited to have Stephan join the PCWorld.com and Macworld.com teams," said Edman. "His depth and breadth of knowledge of online publishing and his strong leadership skills will be a great asset to our online properties."

"This is a great opportunity to enhance the strategy and push future developments of PCWorld.com and Macworld.com. I look forward to collaborating with both the editorial and business teams," stated Scherzer. "Together we will expand the brands and continue to build on the successful working relationships with our industry partners."

A 16-year veteran of IDG, Scherzer has served on the Group Management Board of IDG Germany since 2004 and was responsible for media brands such as PC-WELT, Macwelt, GameStar and TecCHANNEL of IDG Magazine Media, and IDG Entertainment Media in Munich. Scherzer studied Political Science and Economics at Munich University and resides in the Bay Area with his wife and daughter.

About PC World

PC World Communications, Inc., a subsidiary of IDG, is the publisher of PC World, PCWorld.com ( http://www.pcworld.com ), and home of the PC World Test Center. The winner of the 2005 Maggie Award for Best Computer Magazine/Consumer, PC World has a readership of nearly 4.3 million total purchase influencers (IntelliQuest CIMS, Fall 2006: Total unduplicated, combined Average Issue Audience: Business, Home, and Dual Studies). With an average of over 7.1 million unique visitors per month (HitBox, October — December 2006), PCWorld.com, winner of the 2005 Neal Award for Best Web Site, is a leading online resource for technology product buyers and users.

About Macworld

Headquartered in San Francisco, Mac Publishing, LLC publishes the world's leading independent Macintosh publication and Web sites. Every month Macworld, winner of the Folio: 2005 and 2006 Gold Eddie award for best consumer technology/computing magazine and WPA's 2006 Maggie award for best computer/consumer magazine, reaches 1.2 million Macintosh professionals and enthusiasts while the Mac Publishing Web presence garners an average of over 3.5 million unique visitors. The Mac Publishing sites include: Macworld.com, PlaylistMag.com, MacOSXHints.com, MacworldProductFinder.com, and MacUser.com. A subsidiary of International Data Group (IDG), the world's leading technology media, events, and research company, more information about Mac Publishing, LLC can be found at http://www.macworld.com .

About IDG

International Data Group (IDG) is the world's leading technology media, research, and event company. A privately-held company, IDG publishes more than 300 magazines and newspapers including Bio-IT World, CIO, CSO, Computerworld, GamePro, InfoWorld, Network World, and PC World. The company features the largest network of technology-specific Web sites with more than 400 around the world. IDG is also a leading producer of more than 170 computer-related events worldwide including LinuxWorld Conference & Expo(R), Macworld Conference & Expo(R), DEMO(R), and IDC Directions. IDC provides global market research and advice through offices in 50 countries. Company information is available at http://www.idg.com .