AdvancedDecision System·Behavioural Finance·10 min read·Curated from Daniel Kahneman

Post-Decision Review Process

Every decision is a data point. Investors who review each decision — separately from its outcome — are running a continuous experiment on their own process. Those who do not are flying blind.

Why This Matters

The post-decision review is the learning mechanism that converts experience into improvement. Without it, investors accumulate years of experience without gaining expertise — repeating the same process errors with greater confidence. The critical discipline is evaluating decision quality independently of outcome quality, so that lucky mistakes are identified rather than reinforced.

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