SPSS Global Tax Authority Day to Focus on Impact of Predictive Analytics; Government, Industry Experts Gather in Barcelona May 21-24

Business Wire, May 12, 2006

CHICAGO -- Government and industry experts will gather in Barcelona, Spain, May 22 for SPSS Global Tax Authority Day to discuss how predictive analytics is affecting their tax administration efforts. SPSS Inc. (NASDAQ:SPSS) is a leading worldwide provider of predictive analytics software.

Tax Authority Day, a free seminar, is being held in conjunction with SPSS European Directions 2006 Users Conference, May 21-24. Directions provides SPSS customers with the latest information on trends and best practices in predictive analytics technology. Tax Authority Day attendees will receive a special registration discount for Directions. The complete agenda can be found at www.spssdirections.net.

Representatives from CGI-AMS, HM Revenue & Customs, the Swedish Tax Agency and Elite Analytics LLC will be on hand to discuss with attendees how SPSS predictive analytics has allowed their organizations to identify delinquent and non-filing corporate and individual taxpayers; detect fraudulent activities; make more effective resource allocation decisions; and maximize customs and excise tax collection.

About SPSS Inc.

SPSS Inc. (NASDAQ:SPSS) is a leading worldwide provider of predictive analytics software and solutions. The company's predictive analytics technology connects data to effective strategic action by drawing reliable conclusions about current conditions and critical future events. More than 250,000 commercial, academic, and public sector customers rely on SPSS technology to help increase revenue, reduce costs, improve important processes and detect and prevent fraud. More than 95 percent of the Fortune 1000 companies are SPSS customers. Founded in 1968, SPSS is headquartered in Chicago, Illinois. For additional information, please visit www.spss.com.

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