One of the big problems in a strategic or “enterprise architecture” view of IT is how to model the change in an enterprise’s IT portfolio over time. Most established modeling techniques deal with an essentially static view of the system landscape, supplemented by some modelling of the dynamics within systems. These are very poor tools if you are trying to understand how the complete set of systems, technologies and capabilities change over time. This item discusses two simple techniques which address this problem.
Category Archives: Thoughts on the World
A Square Peg, and Only Round Holes
Musings on whether an architect can fit neatly anywhere in a traditional IT organisation hierarchy.
The Changing Role of An IT Architect
An IT architect (for want of a generic term which isn’t already terribly overloaded) takes on many different roles over time. This article discusses some of those roles, and introduces a model for the different architectural interventions in a typical project life-cycle.
Characteristics of a Software Architect
My musings on what makes a good software architect.
The Tao of the Architect
Philippe Kruchten of Rational has taken the Tao of Lao-Tsu, and created a modern translation focussed on the values and attitudes which an architect should adopt. He says many things which are also said on this site, but much more beautifully.
Strategies for Flexibility
Organisations need to protect and maximise the value of their IT assets. To protect against threats from business and technological change systems need to be flexible: able to change to support new functions, new workloads and new working environments. Flexibility does not happen by accident – it is usually the result of planning, forward thinking and adopting strategies known to enhance and encourage it.
This paper (in Adobe Acrobat Format), originally published by the CBDi Forum, presents some of those strategies.

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