"Bb World is our most important event of the year; it's a unique
opportunity for us to host clients from a wide range of locations,
disciplines and markets to collaborate on educational innovations," said
Michael Chasen, CEO and President of Blackboard.

relations commonwealth

Blackboard Inc. Everywhere.

defence strategic

com/company/events/bbworld/. Added Maines, "We are
pleased to continue our support of important US Air Force programs and
help to ensure the safety of military personnel and other physical
assets in weapon training activities."
Safe Range is a proprietary software application, developed by
Spectrum Sciences + Software, Inc. Primary markets include
engineering services, operations and maintenance, information
technology and manufacturing.

educational excellence

"New mobile technologies are transforming the world of education by
creating anytime, anywhere, any place learning environments," said Chris S. The Company will fund its dividend
payments with cash on hand and cash generated from operations. Spectrum provides and maintains software
applications and develops Weapon Safety Footprint Areas for the United
States Air Force, the United States Department of the Navy and many of
our allied nations.

alternatives force

(NASDAQ: BBBB) will host
Chris S.D., professor emeritus from Rochester Institute of
Technology, who will participate in a panel discussion on institutional
assessment -- improving learning and institutional effectiveness;

-- Casey Green, Founder of the Campus Computing Project, who will host a
live broadcast of the award-winning e-Learning program Ready2Net on the
second day of Bb World;

-- Susan Patrick, CEO and President of North American Council for Online
Learning (NACOL), who will discuss the impact of e-Learning on the K-12
market; and

-- Jeff Staples, Founder of Avisian Inc, and Editor of CR80, who will
deliver a keynote on trends and future developments in identification
technology. These
forward -looking statements should not be relied upon as representing the
Company's views as of any date subsequent to January 30, 2006. which supports range managers in
ensuring the safety of ground based personnel and assets in military
air-to-surface weapon training operations.

personnel commonwealth

Mr.

Any statements in this press release about future expectations, plans and
prospects for Blackboard and other statements containing the words
"believes," "anticipates," "plans," "expects," "will," and similar
expressions , constitute forward-looking statements within the meaning of
The Private Securities Litigation Reform Act of 1995. The
dividend is payable on June 30, 2005, to stockholders of record at the
close of business on June 15, 2005." Just a few of the many groups expected to attend this
second annual event are Safe Range users from all branches of the US
Military, other Department of Defense organizations , the Royal Air
Force (UK), the German Defense Forces, and the Royal Australian Air
Force.

About Spectrum Sciences + Software Holdings Corp.

democratization relations

"We couldn't be more
excited about the line -up of client-led sessions and keynote presentations
for this year's conference, and the opportunity to plan and spend three
days with our clients. The company's
manufacturing division is ISO 9001 /2000-qualified and provides a broad
array of products and services for both commercial and Department of
Defense customers.

excellence critical

"

Mr."

This year's event will feature more than 140 client-led sessions (including
panel and poster sessions), and will be Blackboard's most client-centered
program ever, including a dedicated K-12 track.

Blackboard, which is used by more than 2,200 universities , colleges, K-12
schools and corporate and government agencies worldwide, anticipates that
an estimated 1,400 people from academic institutions and schools across the
country and abroad will attend to share ideas, participate in presentations
and exchange best practices related to technology in education .
Stated Jeremy Maines, Director of Spectrum's Information
Technology Division, "Last year's inaugural event produced new Safe
Range orders of well over $1,000,000 and provided invaluable feed back
from the participants, which we used to supplement the continuing
development of this unique + critical military software application.
In addition, the Spectrum Sciences Information Technology Division
announced it has recently received over $269,000 in new Safe Range
related orders in support of the US Air Force. To find out more about
Spectrum, visit our website at http://www.

strategic defense

Thomas . Innovate.

Spectrum Sciences to Hold Second Annual International ``Safe Range'' User's Conference: Initiatives to Include Training and Future Developments

democratization alternatives

CEB Declares Quarterly Cash Dividend

----

In Addition, Information Technology Division Awarded Over $269,000
in New Safe Range Contracts

Spectrum Sciences and Software Holdings Corp.

alternatives democratization

Blackboard Inc. More details and access to registration is available
at http://www.blackboard.

About Blackboard Inc. However, while the Company may
elect to update these forward-looking statements at some point in the
future, the Company specifically disclaims any obligation to do so. (OTCBB: SPSC),
highly focused on homeland security through the provision of
full-service, quality solutions to complex and diverse government
initiatives, announced today the second annual "Safe Range User's
Conference + Training Symposium" to be held May 2nd through the 6th,
2005 at the Hilton Sandestin Beach + Golf Resort in Destin, Florida. Founded in 1982, the
company currently has over 130 employees.

military academic

Thomas , a
recognized thought leader in charting future directions for computing
technology in education , will discuss how technology is transforming
learning; focusing on the trend of mobility. All such forward-looking
statements, whether written or oral, and whether made by, or on behalf
of, the Company, are expressly qualified by these cautionary
statements and any other cautionary statements which may accompany the
forward-looking statements.

comparative defense

, with offices in North America, Europe and Asia .
The Corporate Executive Board Company is a leading provider of
best practices research and analysis focusing on corporate strategy,
operations and general management issues.

academies academic

Bb World
2006 will center on Blackboard's mission to enable clients to educate,
innovate, everywhere. The Company anticipates that subsequent events and developments
will cause the Company's views to change.

Spectrum Sciences + Software Holdings Corp.specsci.
Forward-looking statements include statements concerning plans,
objectives, goals, strategies, future events or performance and
underlying assumptions and other statements, which are other than
statements of historical facts. These statements are subject to
uncertainties and risks including, but not limited to, risks set forth
in documents filed by the company from time to time with the
Securities and Exchange Commission.

powers focusing

is highly focused on
Homeland Security through the provision of full service, quality
solutions to complex and diverse government initiatives.

academic comparative

Founded in
1997, Blackboard enables educational innovations everywhere by connecting
people and technology.10 per share.

Business Editors
Safe Range User's Conference + Training Symposium

FORT WALTON BEACH, Fla. Spectrum is
dedicated to providing innovative , dependable and cost-effective
products and services to a broad range of government customers and is
headquartered in Fort Walton Beach, Florida. The Information Technology Division provides a
full range of IT services including web site development and hosting,
software application development and other GIS services.

southeast perspective

In addition, the forward-looking statements
included in this press release represent the Company's views as of January
30, 2006. In addition, the Company disclaims any
obligation to update any forward-looking statements to reflect events
or circumstances after the date hereof .

powers personnel

Actual results may
differ materially from those indicated by such forward-looking statements
as a result of various important factors, including the factors discussed
in the "Risk Factors" section of our Quarterly Report on Form 10-Q filed on
November 7, 2005 with the SEC.

military perspective

These services are provided primarily on an annual subscription
basis and include best practices research studies, executive education
seminars, customized research briefs and Web-based access to a library
of over 275,000 corporate best practices.

largest excellence

We have found that bringing all the Safe Range licensees together from
around the world helps everyone further their understanding of the
current software configuration and explore new possibilities for both
future Safe Range upgrades and other significant Spectrum IT
projects. The company has, or has had, contracts with the
United States Air Force, including the Air Combat Command (ACC), the
Air Force Reserve Command (AFRC); the Air Force Special Operations
Command (AFSOC); the Air National Guard (ANG); the Department of the
Navy, including the United States Navy (USN) and the United States
Marine Corps (USMC); the Royal Australian Air Force (RAAF ); the Royal
Air Force (RAF) and the German Air Force (GAF).

powers presence

"Blackboard World 2006 provides an exciting opportunity for
educators to hear from Intel, Blackboard and other education leaders about
the latest innovations in mobile learning. Blackboard is headquartered in Washington,
D. CEB provides its integrated
set of services currently to more than 2,300 of the world's largest
and most prestigious corporations, including over 80% of the Fortune
500.

excellence combined

Thomas, Chief Strategist for Intel's Customer Solutions Group, for
a keynote address at Bb World 2006, Blackboard's 8th Annual Users
Conference , in San Diego, February 28th - March 2nd.

examination force

C.

Blackboard

Educate.

Business Editors

WASHINGTON----The Corporate Executive
Board Company (CEB) (NASDAQ: EXBD) today announced that its Board of
Directors has approved a 2005 second-quarter cash dividend on its
common stock of $0.com

Cautionary Statement

This news release contains forward-looking statements as defined
by the Private Securities Litigation Reform Act of 1995.

force commonwealth

PRESS RELEASE Intel Executive to Present at Bb World 2006

With two product suites, the Blackboard Academic
Suite and the Blackboard Commerce Suite , Blackboard is used by
millions of people at academic institutions around the globe , including
colleges, universities, K-12 schools and other education providers, as well
as textbook publishers and student-focused merchants that serve education
providers and their students.

defence combined

Thomas will be in the company of several other industry thought leaders
scheduled to present at Bb World 2006, including:

-- Norman Coombs, Ph. (NASDAQ: BBBB) is a leading provider of enterprise software
applications and related services to the education industry.