For Immediate Release

Expanded MACWORLD Conferences Offer New Educational Opportunities for Mac Users

Framingham, MAMay 22, 2000 "Digital Video Everywhere," "iMovie Magic" and
"PalmPilot & MacintoshA Match Synched in Heaven" are some of the exciting
new conference sessions that will be presented at MACWORLD Conference &
Expo/New York 2000. Offering up-to-date educational opportunities to Users
of all skill levels, dozens of new conference sessions exploring the latest
advancements in the industry have been added to the leading conference
program for Macintosh users.

Presented by renowned industry experts, the comprehensive four-day program
will feature the most complete conference program available for Mac users
of all disciplines, including educators, small office/home office users,
musicians, digital video creators, Internet users and those looking to
improve on their operating system skills.

Consisting of more than 100 conference sessions plus 16 full-day workshops,
the MACWORLD Conference & Expo program will build upon its 16-year
tradition of educating users about the power of the Macintosh computer,
from the most basic skills to the hottest new topics. The MACWORLD
Conference & Expo/NY 2000 program will feature such hot workshops and
session topics as oReal Audio and MP3 on the Mac oStreaming Video
Production oTips for Final Cut Pro oiMovie-digital video editing package
oUsing the PalmPilot with the Mac oSecrets to Delivering Perfect Web Audio
oSoftware Synthesis for the Mac Musician and oMac OS X Network Integration.

July 18
The MACWORLD Conference & Expo program will offer 16 Pre-Conference
Workshops on Tuesday, July 18, featuring a full range of beginner and
professional level full-day sessions, including oa Streaming Video
Production Workshop oa Practical Introduction to Mac Networking oDesktop
Publishing: The Big Picture oGetting Started with AppleScript oFinal Cut
Pro oRealAudio and MP3 on the Mac oThe QuickTime Professionals Workshop oan
advanced FileMaker Pro Workshop and oWeb Animation Essentials, Tools and
Techniques.

July 19-21
Targeting the professional user, the MACWORLD/Pro Conference will offer 40
technically advanced sessions in five tracks: oNetworking and
Communications oDigital Video and Streaming Media oAdvanced Tools for the
Mac Professionals oSpecial Art Directors Day and o The Mac Manager. These
sessions are offered on Wednesday, July 19 through Friday, July 21.

Featuring more than 60 sessions for all levels of Mac users, the
MACWORLD/Users Conference offers numerous opportunities for Mac users who
want to master the top Mac tools and get answers to problems common to
non-technical users. Industry experts have again developed "Recommended
Itineraries" for specific disciplines. These suggested itineraries are
offered for: oEducators oMac Musicians oSmall Office/Home Office oGeneral
Macintosh Skills othe Internet oDigital Video and oHot Tools. These
sessions will take place Wednesday, July 19 through Friday, July 21.

Show Highlights

July 18
A fun and informative session for registered conference attendees, the
MACWORLD Conference & Expo Warm-Up Rally on Tuesday, July 18 will feature
guest appearances by industry insiders and will be hosted by Conference
Chairperson Paul Kent. They will inform, entertain and intrigue attendees
with their predictions of major announcements and events taking place
during the week.

July 19
Steve Jobs, Apple's CEO, will kick off MACWORLD Conference & Expo/New York
2000 with a keynote presentation on July 19, 2000, at 9:00 a.m. Open to all
conference and workshop attendees, this is sure to be a must-see event.

July 21
Another highlight of the conference program is Vision Thing Live! Macworld
magazine editors, authors and special guests go on the firing line to
answer probing questions from the audience about controversial issues of
the day. Taking place on Friday, July 21, this session will start the last
day of the conference program and is open to registered conference
attendees.

"MACWORLD Conference & Expo without question offers the most comprehensive
conference program for Mac users of all skill levels," emphasized Kent.
"The conference program presents top-notch educational opportunities for
everyone who wants to do more with their Mac."

MacBeginnings Also Offered
MacBeginnings, a brand new series of introductory conference sessions
offering basic educational content to novice Macintosh and Internet users,
has also been added to MACWORLD Conference & Expo. Open to all attendees,
the inaugural "MacBeginnings" will feature high-energy informative sessions
and provide Mac users and Internet explorers the basic knowledge and
understanding on how to unlock the power of their Macs and get the most out
of participating in MACWORLD Conference & Expo.

For a complete description of MACWORLD Conference & Expo/New York 2000
along with show highlights, updates and continuous announcements and an
exhibitor list, go to www.macworldexpo.com.

About MACWORLD Conference & Expo
MACWORLD Conference & Expo is the world's most comprehensive Macintosh OS
event. MACWORLD Conference & Expo is the showcase for products and services
geared to professionals involved in media and creative content development
for corporate and home applications, and 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. Multiple conference programs cover beginning and advanced
uses of the Mac. Macworld/Pro Conference sessions offer a
technology-intensive professional development series for Macintosh design,
management and networking professionals. The Users Conference program
covers beginning and advanced uses and techniques in areas such as
Internet, design, integration with NT systems, education, content asset
management, entertainment, and more. MACWORLD Conference & Expo is
sponsored by Mac Publishing, LLC, a joint venture between International
Data Group and Ziff Davis, and publishers of Macworld Magazine,
MacWorld.com, MacBuy.com, iMacworld.com, MacCentral, MacWEEK.com, and
MacGaming.com. For more information on MACWORLD Conference & Expo visit the
Web site at www.macworldexpo.com.

About IDG World Expo
IDG World Expo (www.idgworldexpo.com) produces world-class tradeshows,
conferences, and events for emerging IT markets around the globe. As the
leading IT event management company, IDG World Expo leverages its
unsurpassed 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 ASPWorld Conference & Expo, ComNet, Internet Commerce Expo (ICe),
LinuxWorld Conference & Expo, MACWORLD Conference & Expo, and Windows 2000
Conference & Expo. IDG World Expo is a subsidiary of International Data
Group (IDG), the leading global provider of IT media, research,
conferences, and expositions.

IDG World Expo is a business unit of IDG, the world's leading IT media,
research and exposition company. IDG publishes more than 300 magazines and
newspapers and 4,000 book titles and offers online users the largest
network of technology-specific sites around the world through IDG.net
(http://www.idg.net), which comprises more than 270 targeted Web sites in
70 countries. IDG is also a leading producer of 168 computer-related
expositions worldwide, and provides IT market analysis through 50 offices
in 43 countries worldwide. Company information is available at
http://www.idg.com.