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6 docs tagged with "kahneman"

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Focusing Illusion

The Focusing Illusion is a cognitive bias where individuals overestimate the importance of a single factor on their overall happiness or well-being, often because they are attending to it in the moment. Coined by Daniel Kahneman and David Schkade in 1998, this "what you see is all there is" error explains why we believe a higher salary, a better climate, or a specific product feature will transform our lives far more than it actually does. Learning how to use Focusing Illusion insights allows decision-makers to avoid "misallocation of time" and focus on the factors that truly drive long-term satisfaction.

Framing Effect

The Framing Effect is the cognitive bias in which people react differently to the same information depending on how it is presented — whether it is framed as a gain or loss, in positive or negative terms, or emphasising different aspects of the same reality. Documented by Kahneman and Tversky (1981), it shows that choices are not driven purely by objective content but by the psychological context in which information is encountered.

Loss Aversion

Loss Aversion is the cognitive bias in which the psychological pain of losing something is roughly twice as powerful as the pleasure of gaining an equivalent amount. Documented by Daniel Kahneman and Amos Tversky (1979) as a core component of Prospect Theory, it explains why people are irrationally averse to certain losses, accept negative expected-value bets to avoid losses, and make dramatically different decisions depending on whether options are framed as gains or losses.

Planning Fallacy

The Planning Fallacy is the tendency to underestimate the time, costs, and risks of future plans while overestimating their benefits, even when aware of past projects' tendency to run over. Described by Daniel Kahneman and Amos Tversky (1979), it is one of the most costly cognitive biases in project management, construction, software development, and government, and is best corrected using Reference Class Forecasting — anchoring estimates in the historical base rate of similar projects.

Representativeness Heuristic

The Representativeness Heuristic is a cognitive shortcut used to estimate the probability of an event by comparing it to an existing mental prototype or stereotype. Identified by Tversky and Kahneman in 1972, this mental model explains why we commit the "Conjunction Fallacy," ignore statistical base rates, and fall for the Gambler's Fallacy. By understanding how the brain prioritizes "story fit" over "statistical reality," decision-makers can avoid expensive hiring errors, improve investment accuracy, and neutralize systemic prejudice in organizational systems.