Youβre reading an excerpt of Creative Doing, by Herbert Lui. 75 practical techniques to unlock creative potential in your work, hobby, or next career. Purchase now for instant, lifetime access to the book.
In 1926, London School of Economics co-founder Graham Wallas published The Art of Thought, in which he described a four-stage creative process. The first three stages were adapted from physicist Hermann von Helmholtz, and Wallasβs descriptions are in quotes: