Aggregated enterprise architecture wisdom
Richard Veryard Top-down is very unfashionable these days. David Cameron, the British Prime Minster, talks about “ending the old big-government, top-down way of running public services, releasing the grip of state control and putting power in people’s hands” (Cameron …
Top-down is very unfashionable these days. David Cameron, the British Prime Minster, talks about “ending the old big-government, top-down way of running public services, releasing the grip of state control and putting power in people’s hands” (Cameron …
Here is my presentation from the Unicom Enterprise Architecture Forum in London on Thursday September 29th.
Next Generation Enterprise Architecture
View more presentations from Richard Veryard.
And here is Philip Boxer’s presentation, which outline…
At an architecture workshop in Vienna last week, I put together a few slides to address some questions about interfaces. I promised to post an expanded and cleaned-up version, and here it is. Some of this material was developed with my former colleague…
#entarch A lot of the terminology of enterprise architecture depends on some basic categories and distinctions, which help to define the dimensions for various schemas and frameworks.
Top-down / Bottom-up
Ideal / Real
Abstract / Concrete
Espoused / In…
#entarch There seem to be several different ways people use the term “top-down”.
Management hierarchy. Top-down means traditional command-and-control. See my post on Multiple Styles of EA.
Decomposition/Refinement. Top-down means starting from bro…
@tetradian and @robert_phipps have recently floated the idea of Enterprise Architecture as Vectors.
Clearly the word “vector” is just a metaphor. But I agree that EA needs a more robust way of talking about change than simply assuming that change invo…
A service has explicit boundariesThis is one of the four tenets of SOA, promulgated by Microsoft and others around 2004. In its (now discontinued) Connected Services Framework (3.0 SP1), it is identified as one of the four principles of service-ori…
@theopengroup describes itself as “a vendor-neutral and technology-neutral consortium, whose vision of Boundaryless Information Flow™ will enable access to integrated information, within and among enterprises, based on open standards and global inter…
The ancient Chinese philosopher Mozi (Mo Tzu) identified three criteria for judging a theory
Origin – reference to the sage kings of antiquity
Validity – reference to the evidence (“the eyes and ears of the people”)
Applicability – whether it brings be…
@bmichelson posts a piece on an HP website called Fast Data: Speed over precision for better decision-making (21 June 2011), summarizing a recent interview in MIT Sloan with Ali Riaz and Sid Probstein of software company Attivio.
Riaz and Probstein a…
In my post Getting the Big Picture, I included a pair of pictures from the Daily Mail showing a house from two perspectives – one bigger than the other. The Daily Mail labelled them as Advert and Reality, but as I pointed out at the time, but of cours…