Graham Wallas charted how we think and why it matters
How a London School of Economics co-founder spent four decades studying creativity and produced a 1926 framework that still shapes how we understand insight, incubation, and the creative mind.
A Speech in 1891, a Model in 1926 There is a moment in the history of creative thinking that many students of cognition never encounter in its original form. It comes from a speech delivered in 1891 by Hermann von Helmholtz, the German physicist celebrated for his work in energy, electrodynamics, and thermodynamics. Helmholtz was describing to an audience how he went about producing new ideas genuine inventions and generalizations and what he said has the quiet quality of someone confessing a secret they had kept...
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