Upfront Modeling is fine, documents describing the intended architecture are fine, and so forth. But the architecture, and our learning about it, can improve. Speculative software architecture should be made concrete and not of concrete.

In this podcast, Mario Cardinal explains his ideas around agile architectures and how to trace system architecture back into requirements.

Successful agile architecture requires an architect who understands agile de­velopment. This article discusses the interactions between architecture and agile software development. It explains how the architecture activities impact the product backlog and the sprint planning.