A ‘cheat sheet’ for Chapter 9: Achieving Decentralized Control from The Principles of Product Development Flow by Donald Reinertsen. You can download the PDF here.

This chart, from Growing Object-Oriented Software, Guided By Tests by Freeman and Pryce, shows ‘chaos’ vs time for two distinct project delivery methods (those which test early and those which test later).

This anecdote comes from Understanding Variation: The Key to Managing Chaos by Donald J Wheeler.

For anyone in a position of management or team leadership, the discipline of systems thinking offers some important and useful mental models.

Reference slides I put together for talking about ‘lean thinking’. The emphasis is on creating a culture of continuous learning and improvement in order to be successful when transitioning to a lean methodology.

Plenty of Agile teams treat their backlogs as either a first-in-first-out (FIFO) queue, or perhaps a priority queue ordered by the expected revenue of each individual project. It turns out that neither approach is based on sound economics.