Universal Principles of Design, Revised and Updated

1 See, for example, Human-Computer Interaction by Jenny Preece, et al., Addison-Wesley, 1994, p. 537–563; The Art of Innovation by Tom Kelley and Jonathan Littman, Doubleday, 2001; and Serious Play: How the World’s Best Companies Simulate to Innovate by Michael Schrage, Harvard Business School Press, 1999.

2 Evolutionary prototyping is often contrasted with incremental prototyping, which is the decomposition of a design into multiple stages that are then delivered one at a time. They are combined here because they are invariably combined in practice.