Mac developers will showcase innovative solutions for SciTech, Digital
Media, Education and more

FRAMINGHAM, MA and WESTLAKE VILLAGE, CA, June 18, 2002 – IDG World Expo,
the leading producer of world-class tradeshows, conferences and events for
IT markets around the globe, and Xplain Corporation, the leader in pavilion
management, announced today that the upcoming Macworld Conference & Expo
will feature six special interest areas on the expo floor, including a new
pavilion for Enterprise, Networking and Server Solutions, as well as
newly-expanded Digital Media and Education pavilions. The MacTech Central,
SciTech and Small Business pavilions will also return for the upcoming

Macworld Conference & Expo is the world’s most comprehensive Macintosh OS
event. The upcoming Macworld Conference & Expo will take place July 15-19,
2002 at the Jacob K. Javits Convention Center in New York City.

Macworld’s special interest areas will offer attendees with particular
interests hands-on access to the latest Macintosh technology for specific
market segments, while providing exhibitors with an opportunity to meet
face-to-face with their target audience.

“These pavilions have been designed to reflect some of the hottest areas of
Mac technology today,” said Neil Ticktin, CEO of Xplain Corporation.
“Macworld attendees looking for specific solutions in areas ranging from
digital media to education to scitech will find what they need in the
Macworld special interest areas.”

Special interest areas at Macworld Conference & Expo/New York 2002 will

=85 Enterprise, Networking and Server Solutions Pavilion, which will include
developers showcasing industrial strength wireless technologies, Bluetooth,
mobile computing and enterprise level networking. Exhibitors include
Sybase, Inc. and Dartware.

=85 Digital Media Pavilion, which will feature innovative companies
exhibiting cutting-edge applications and solutions for creating, editing,
storing, and delivering digital media content. Exhibitors here include
Eskape Labs and Toshiba.

=85 Education and Assistive Technologies Pavilion, which will showcase
software, Internet tools, curriculum building solutions, multimedia and
training solutions for schools, training, K-12 and higher education.
Exhibitors include Pitsco LEGO and Apple’s PowerSchool.

=85 MacTech Central, which will showcase developer tools and technical
products, including scripting solutions, desktop innovations, Java 2
implementations, and the latest applications and custom solutions for Mac
OS X. Exhibitors include Borland, REAL Software, Runtime Revolution,
Metrowerks and Prosoft Engineering.

=85 SciTech Pavilion, which will feature a broad collection of hardware and
software for mathematics, the pure sciences, engineering, and data
visualization. Exhibitors include ISI Researchsoft, Wolfram, JMP and
National Instruments Corp.

=85 Small Business Solutions Pavilion, which will showcase products designed
for small businesses, spanning everything from inventory control
applications to medical office management solutions. Exhibitors include
Drive Savers and REAL Software.

Station packages start at $2,995 and vary according to area and applicable
discounts. For more information on exhibiting in Macworld’s special
interest areas, contact Susan Worley at 805-435-1004 or

For a complete list of exhibiting companies or to register for the event,
visit www.macworldexpo.com.

About Xplain Corporation
Xplain Corporation has three divisions — publishing, mail order and custom
services. The publishing division includes MacTech(r) Magazine, and THINK
Reference(tm). The mail order division operates DevDepot(r) and RadGad(sm).
Custom Services provides turnkey production services for publishers, and
tradeshow services including turnkey pavilions and onsite management.
Founded in 1984, the company has its offices in Westlake Village, CA. See
http://www.xplain.com for more information.

About Macworld Conference & Expo
Owned and produced by Framingham Mass.-based IDG World Expo, Macworld
Conference & Expo is the world’s most comprehensive Macintosh OS event.
Macworld Conference & Expo showcases products and services for
professionals involved in media and creative content development for
corporate and home applications, as well as consumers using the Mac at
home. Macworld Conference & Expo brings together the loyal base of Mac OS
audiences in creative services, education, application development,
entertainment, small office/home office and Internet-based environments.
Macworld Conference & Expo offers professionals and consumers alike the
opportunity to discover the latest developments and hottest products these
markets offer. For more information, please visit the Web site at

About IDG World Expo
IDG World Expo (www.idgworldexpo.com) produces IT-focused tradeshows,
conferences and events for professionals seeking world-class education,
peer-to-peer networking and one-stop comparison shopping. As the leading
IT event management company, IDG World Expo leverages its experience and
knowledge of IT-focused events and conferences, enabling technology
companies to capture the attention and loyalty of influential buyers. IDG
World Expo’s portfolio of conferences and events includes Macworld
Conference & Expo, LinuxWorld Conference & Expo, BioITWorld Conference &
Expo and COMNET Conference & Expo. IDG World Expo is a business unit of
IDG, the world’s leading technology media, research and event company.

About IDG
IDG publishes more than 300 magazines and newspapers and offers online
users the largest network of technology-specific sites around the world
through IDG.net (www.idg.net), which comprises more than 330 targeted Web
sites in 80 countries. IDG is also a leading producer of 168
computer-related events worldwide, and IDG’s research company, IDC,
provides global market intelligence and advice through 51 offices in 43
countries. Company information is available at www.idg.com.