For IT Management Professionals

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	September 30, 2005 What Must EA Do To Sustain SOA? Enterprise Architecture's Leadership Role Must Change by Alex Cullen with Laurie M. Orlov, Samuel Bright	Average: 9  (1 rating)

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Executive Summary

The concepts and philosophy of service-oriented architecture (SOA) are becoming mainstream in IT. Enterprise architecture (EA) has been largely successful at championing this change. The efforts by IT to incorporate SOA concepts can be characterized as "first-generation" SOA: early releases of services largely focused on the infrastructure level. IT needs to examine the structures that will sustain SOA: maintaining and evolving services, better matching services to business needs, and enhancing the capability of the service infrastructure to support widespread use. This is where second-generation SOA begins — where SOA is a given and the focus is on how IT supports the business. EA will continue to drive the way that enterprises utilize SOA, but this leadership will be different from how EA has championed SOA thus far.

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