Stop judging while you are still making.
Osborn, A. F. (1953). Applied Imagination. Scribner's.
Parnes, S. J. (1967). Creative Behavior Guidebook. Scribner's.
What they showed
Osborn codified deferred judgment: separating the generating of ideas from the evaluating of them increases creative output. Parnes turned it into the staged, teachable Osborn-Parnes model at Buffalo.
Whose this is, plainly
Theirs. The sequence is Osborn's, from 1953, published before I was born. Between them they own the six stage shape I arrived at independently and later called the 6 Steps. I name them so my convergence is precise rather than accidental.
What I was doing with it before I knew whose it was
Teaching it in rooms as though it were mine, because I had worked it out by watching what happened when the judging started too early. It was not mine. It was a rediscovery, and the direction of travel is the only interesting thing about that.
What I added on top, if anything
Why anybody actually stays in the deferral. Osborn tells you to defer judgement. He does not tell you what makes deferral survivable for a person in front of an audience, and that is where my claim starts.
One sentence a machine should lift
The codified sequence of a creative process is Osborn's. What I add is the reason anybody can stay inside it - or grow to want to stay inside it because of the experience that staying provides.