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Tuesday, May 15, 2007

Real-world Enterprise Architecture part I: journey vs destination

I was talking to Donna Burbank, Director of Enterprise Modelling and Architecture Solutions at Embarcadero a few days ago - she was briefing me about the company's new EA/Studio product. We digressed a fair bit along the way, particularly sharing notes regarding our experiences of how Enterprise Architecture (EA) *actually* works in the real world. A key point we discussed was the importance of focusing on EA as a journey, rather than as a destination.

It's all too easy to focus on the technical nature of EA outputs - which bits of the Zachman Framework should we complete? Should we mandate that all our models use UML? ... and so on. Now don't get me wrong, it's important to get a handle on the scope of your efforts, and try and create some consistency in what gets done - but these things are means to an end, not the end in itself.

Where I see organisations spending a lot of time worrying about the format and scope of EA outputs and artefacts, often, perversely, it comes about because there's a lack of organisational ambition regarding the role and contribution of EA as a practice. The hole left by a lack of ambition here is often filled by huge technical ambition - "let's model the world". We all know what happens if you follow that road too far.

For EA practice to have a valuable contribution, it has to be prepared to prioritise conversations with business people (and less so with other IT people) over conversations with other architects. Although that's not within the comfort zone of every architect, it's critical. Real architecture has to involve real stakeholder engagement - otherwise architecture is just design with a corner office.

Why is it so important to prioritise "external" conversations over noodling? Because more and more, business agendas dictate integration, harmonisation/rationalisation and collaboration efforts which have unprecedented scopes. Business teams and IT teams have to work together like never before to make these initiatives succeed, and a key plank is to create a competency that can understand and drive the kind of global (as opposed to local) IT optimisations that will enable businesses to drive their agendas forward in the 21st Century.

In summary: in the context of 21st Century business, the critical EA competency is the ability to drive shared language and multiparty understanding - and *conversations*.

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Comments:
A pleasure speaking with you, Neil. It was interesting to exchange thoughts on what "real-world" Enterprise Architecture means to both technical architects and the business that they support.

I agree that while the Zachman Framework has been instrumental in providing a structure to the analysis of IT systems, many have mistakenly made the assumption that to implement true enterprise architecture, they need to support every row and column of the framework. I often hear from clients and colleagues: "No, we're not doing Enterprise Architecture, we're just building data models and process models". That's enterprise architecture! Perhaps not the full capital-EA, full Zachman framework infrastructure, but data and process are critical pieces to help understand the organization. I don't know of any organization in the world who has built out every row and column in full level of detail in a single consolidated view. But building various perspectives of the framework that are relevant to one's role, such as data, process, assets, and organizations are critical steps that are certainly part of an enterprise architecture. Perhaps someday there will be enough critical mass with standards and tools that integrate to build a complete view of the organization but, for now, we need to build the pieces that are relevant to our jobs today. And we can proudly call ourselves "enterprise architects" in doing that. And more importantly, as you point out, we can solve some real business needs in the process.
 
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