"

About COMIUM
COMIUM is a group of engineering and service companies specialising in
telecommunications . It owns majority
shareholding of affiliated companies, with geographic coverage spreading over
the Middle East and offices in Europe and the Americas. Flynn, Senior Vice President and CFO will present at Bear
Stearns' Media Conference on Tuesday, March 1, 2005 at 9:45 am Eastern
Time (GMT -5).

Education includes Channel One, a proprietary network to
secondary schools; Films Media Group, a leading source of
educational videos; and Interactive Medical Network, a
continuing medical education business.

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com . (NYSE:
PRM) today announced that Kelly P.

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"Harris ' flexible TRuepoint technology
and extensive experience in the Africa market give us the local support
critical to deploying these new GSM networks.

About Harris
Harris Microwave Communications Division, one of four divisions within
Harris Corporation, is the largest supplier of microwave systems in North
America and a leading supplier worldwide.com . To listen to the presentation on the Internet , please
go to PRIMEDIA's website, www.

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COMIUM.

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C. The group is an acknowledged leader in the provision of
telecommunication services in Lebanon and the Middle East.

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Harris' TRuepoint microwave radios are designed to be flexible and
versatile, providing mobile network operators with a highly scalable solution
to handle the growth of today's rapidly expanding GSM market.

PRIMEDIA Presenting at Investor Conference in Palm Beach Tuesday March 1 2005 9:45 am Eastern Time -GMT -5-

S. with Apartment Guide, Auto Guide and New Home Guide
and is the #1 distributor of free consumer publications
through its proprietary distribution network in more than
16,000 locations.

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TRuepoint
provides fast, reliable, and affordable deployment of an entire mobile
communications infrastructure, and is a simplified solution for challenging
terrain and developing markets.

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Conlin , President and CEO; and
Matthew A. The conference will take place at The Breakers, Palm
Beach , Florida. With 2003 revenues of $1.

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"
"COMIUM is already a major wireless operator in the Middle East, and this
expansion into new territory marks an important step forward for them,"
remarked Joseph Joseph, Harris Microwave Communications Division's managing
director for Middle East and Africa .

Business Editors

NEW YORK----PRIMEDIA Inc.com

About PRIMEDIA

PRIMEDIA is the leading targeted media company in the United
States.

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primedia.3 billion, our properties comprise
more than 200 brands that connect buyers and sellers in more markets
than any other media company through our print publications, Web
sites, events, newsletters and video programs in four market segments:

Enthusiast Media includes more than 120 consumer magazines,
their Web sites and About.

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COMIUM Group has
widened the scope of its activities with established operations in GSM ,
International traffic, Internet and Data Operations, Contracting and Turnkey
Service Engineering , as well as e-commerce, Web-design and engineering.

media environment

, Harris
Corporation (NYSE: HRS), a leading global supplier of wireless equipment and
services, has been chosen by COMIUM, one of the leading telecommunications
providers in the Middle East, to supply digital microwave links for an
extension of its African GSM network in Sierra Leone and Liberia.
COMIUM recently acquired GSM licenses in Liberia and Sierra Leone,
affirming its commitment to develop, deliver and operate world-class fixed and
mobile telecom networks and services for the rapidly expanding African market. COMIUM chose Harris
for this major international expansion because of its innovative TRuepoint
technology and network of local support.com, and is the #1 special interest
magazine publisher in the U.

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The company's operating divisions serve markets for
government communications, tactical radio, broadcast, and microwave systems .

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Harris'
TRuepoint(TM) family of digital microwave radios will enable the efficient
deployment of voice and data services for COMIUM's customers in the region. For
more information visit http: //www.

Consumer Guides is the #1 publisher of free consumer guides in
the U.

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COMIUM Selects Harris TRuepoint(TM) to Expand GSM Network Across Liberia and Sierra Leone

Harris Microwave Communications has already provided COMIUM with radio links
for its numerous wireless networks across the Middle East.

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"There is much potential for telecommunications services in Africa, and
Harris' expertise in this region ensures our continued success in providing
customers with the latest telecommunications technology," said Hussein Rifai,
general manager of COMIUM. "Our relationship with Harris has added real value
to our projects, and we look forward to working with them on future network
deployments.
Additional information about Harris Corporation is available at
http://www.S.

Business Information is a leading information provider in more
than 20 business market sectors with more than 60 magazines,
108 Web sites, 23 events, and 53 directories and data
products.

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Harris Corporation is an
international communications technology company focused on providing assured
communications(TM) products, systems and services for government and
commercial customers.
Harris provides systems and service to customers in more than 150 countries.

PRIMEDIA's stock symbol is NYSE: PRM.

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- Harris Corporation to provide wireless backhaul for major
network expansion -

RESEARCH TRIANGLE PARK, N.

with well-known brands such as
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Power + Motoryacht, Hot Rod, Snowboarder, Stereophile and
Surfer.