Daniel Kahneman's Nobel Prize-winning work on the two systems behind human thought, fast intuition and slow deliberate reasoning.
The definitive, most-cited source behind concepts like cognitive bias and heuristics used across UX.
Any designer who wants the real psychological research behind concepts they already reference casually.
Long and dense, but widely considered essential background for understanding user behavior.
Daniel Kahneman's book on the two systems behind human thought and decision-making.
