Two Systems. The characters of the story -- Attention and effort -- The lazy controller -- The associative machine -- Cognitive ease -- Norms, surprises, and causes -- A machine for jumping to conclusions -- How judgments happen -- Answering an easier question -- Heuristics and Biases. The law of small numbers -- Anchors -- The science of availability -- Availability, emotion, and risk -- Tom W's specialty -- Linda: less is more -- Causes trump statistics -- Regression to the mean -- Taming intuitive predictions -- Overconfidence. The illusion of understanding -- The illusion of validity -- Intuitions vs. formulas -- Expert intuition: when can we trust it? -- The outside view -- The engine of capitalism -- Choices. Bernoulli's errors -- Prospect theory -- The endowment effect -- Bad events -- The fourfold pattern -- Rare events -- Risk policies -- Keeping score -- Reversals -- Frames and reality -- Two Selves. Two selves -- Life as a story -- Experienced well-being -- Thinking about life -- Judgment under uncertainty -- Choices, values, and frames.