Architecture roles and realities

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Avancier Methods present conventional advice on architecture processes and products.

This page is a supplement about the EA context, architecture roles and realities.








Home page

Go to the home page for training courses addressing topics below.

Architect Roles

EA history

EA context

EA realities

Architect roles

Architecture frameworks

Perspectives of EA

Applications architecture

Architect roles slide show *

Roles by domain

Business Architect roles

Data Architect roles

IT Architect roles

Roles by level

Enterprise Architect roles

Solution Architect roles

EA and SA roles in SFIA

EA and SA roles in TOGAF

EA and SA roles in Avancier Methods

50 years of digital transformation and EA

Architecture framework history

Traditional EA

New Generation EA

What is EA not?

EA pitfalls

What is an architecture framework?

EA as SOA  

EA as a design/change process  

EA as abstract system description 

EA as portfolio management

EA as rationalisation

EA as strategy (after Ross etc.)

EA as cybernetics

Agile EA

EA challenges case study

Portfolio management challenges

Application road maps

Application portfolio

Buy v. build decisions

For more, go to

AM Products and Techniques


More EA history

EA rationale & challenges

Architecture tools

Additional roles

EA sponsor role (Lou Gerstner)

EA manager role



10 things about EA and SA

Roles by level and by domain

EA in the 11th century

EA in the 1950s - before IT

EA in the 1980s - the PRISM paper

On the Zachman Framework

TOGAF history and EA observations

How does TOGAF define EA?

EA history in US government

Past and present views of EA

Get real: EA is political

  Who values the “enterprise as a system”?

  Effective implementation of business goals

  Simplification and cross-organisational integrity

  Return on investment in systems 

  IT cost cutting

  Reduction of operational or change risk

  Increased business and IT agility

  Focus on process rather than organisation

  Where EA sits in the business 

The best EA tool?

Why do you need a repository?

A process for creating a repository

Ten repository challenges

Little-discussed tool selection criteria

The state of the repository art

Facts and conclusions from experience



EA meta models



A generic meta model (slides)

Four meta model pics

EA meta models: older comparison

EA meta models: newer comparison


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