Datria Systems and Nuance to Deliver Voice-Enabled Workforce Management Applications to TELUS.

Business Editors/High-Tech Writers

MENLO PARK, Calif. & ENGLEWOOD, Colo.--(BUSINESS WIRE)--Dec. 4, 2002

Datria Systems(R), the leading developer of voice enabled mobile solutions for workforce automation, and Nuance (Nasdaq:NUAN), the speech experts, today announced that TELUS, the second largest communications provider in Canada has selected the companies to provide a series of voice-enabled workforce applications for use by their field technicians. The new voice-driven applications will be fully deployed early next year to over 6,000 of TELUS' field service technicians.

Aimed at reducing the cost of field operations and improving customer service, the Datria designed voice applications will allow TELUS technicians to access and update customer and procedural information from a host of enterprise systems including Oracle(R) and SAP(R) using simple and intuitive voice commands. Using any cellular telephone, technicians will be able to access and submit vehicle mileage reports, report additional customer requested installations or repairs and log their hours worked into the TELUS time reporting system.

"By deploying the Datria system we expect to substantially reduce the amount of paperwork required from our field technicians," said Barry Smith, Vice President in Technology and Operations, TELUS. "By giving the workforce access to these new tools, we are adding real value to the field by giving them rapid and intuitive access to systems that would have previously required manual intervention."

"Datria Systems has been focused on delivering voice applications exclusively to some of the largest and most influential communications companies in North America. These applications have remarkable ROI's and greatly increase the value of the communications to and from the field. We are delighted to add TELUS to our rapidly growing list of customer organizations," said James Greenwell, President and CEO, Datria systems.

"With Nuance and Datria working together, customers have access to industry leading speech technology and Datria's pre-packaged voice applications," said Ron Croen, president, chairman & CEO, Nuance. "Together, we want to provide customers the maximum return on their IT investments, while helping to drive complexity out of managing and deploying speech solutions."

TELUS is the incumbent local-exchange carrier in British Columbia and Alberta. The company maintains 4.9 million local and long-distance access lines and provides Internet access to more than 783,000 subscribers (367,000 broadband customers). With the telecom's acquisition of Clearnet, TELUS Mobility serves more than 2.9 million mobile phone customers nationwide. TELUS is expanding as a facilities-based competitive carrier in Central and Eastern Canada and also has purchased PSINet's Canadian operations.

Datria Systems is a strategic Nuance partner that delivers workforce management speech applications (that leverages Nuance's flagship speech recognition software for highly accurate and scalable voice enabled mobile solutions) for large commercial enterprises.

About TELUS

TELUS (TSX:T, TA; NYSE: TU) is the largest telecommunications company in Western Canada and the second largest in the country. TELUS has annual revenues of Cdn.$7 billion, 4.9 million access lines, 783 thousand Internet subscribers and 2.9 million wireless subscribers. The company provides subscribers with a full range of telecommunications products and services including data, Internet Protocol, voice and TELUS Mobility wireless services across Canada. Verizon owns 21% of TELUS shares. For more information, please visit www.telus.com.

About Datria Systems

Datria Systems, Inc., headquartered in Englewood, Colorado, is the premier provider of speech-empowered field service applications. The privately held company has been in the business of speech-enabling applications for over 7 years and provides workforce solutions to the telecommunications, utilities, manufacturing, and public service markets. Datria's VoCarta line of speech-enabled applications are used by tens of thousands of mobile workers in companies like Cingular Wireless, Bell Canada, BellSouth, Mobile Gas and Florida Power & Light. Datria's products represent the convergence of voice-to-data technology and are easily implemented for interactive mobile computing. VoCarta helps harness the power of speech recognition technology to dynamically exchange information to support mobile workers making informed decisions in the field. For more information about Datria, visit www.datria.com or call 303/728-1300.

About Nuance

Nuance is the speech expert. Nuance's speech software solutions enable automated access to everything from account balances to flight information, email reading to voice activated dialing -- accessed using nothing more than the power of voice and an ordinary phone. In markets around the world, leading enterprises and telecommunications carriers -- including British Airways, Nomura Securities, OnStar, Sprint PCS, United Parcel Service, Vodafone, and many more -- work with Nuance to reduce costs, increase customer satisfaction and retention, create new sources of revenue and improve security. Nuance is headquartered in Menlo Park, Calif. and has offices around the world. For more information, visit www.nuance.com or call 888/NUANCE-8.

This press release contains forward-looking statements, including, for example, those relating to the anticipated capabilities, benefits and success of deployments using Nuance software and technology. There is no assurance that the results contemplated by any forward-looking statements will be realized. The following factors, risks and uncertainties, among others, could cause actual results to differ materially from those described or implied in this press release's forward-looking statements: the risk that Nuance technology and/or deployments using Nuance speech recognition software will not achieve intended capabilities, benefits, or user adoption, the risk that deployments will not be made as planned and other factors described in Nuance's filings with the Securities and Exchange Commission, including but not limited to Nuance's last-filed quarterly report on form 10-Q. Nuance does not undertake to update any oral or written forward-looking statements that may be made by or on behalf of Nuance.

Note to Editors: Nuance is a trademark of Nuance Communications, Inc. All other trademarks are property of their respective owners.