The design process is best described meta- phorically as a system of spaces rather than a pre- defined series of orderly steps. The spaces demar- cate different sorts of related activities that together form the continuum of innovation. Design thinking can feel chaotic to those experiencing it for the first time. But over the life of a project participants come to see – as they did at Kaiser – that the process makes sense and achieves results, even though its architecture differs from the linear, milestone-based processes typical of other kinds of business activities.