Thinking, Fast and Slow · chapter 35 · id thinking-fast-and-slow-c35-02-people-choose-to-repeat-a-long

“People choose to repeat a longer painful experience over a shorter one if the longer experience ends on a less painful note, demonstrating that the remembering self -- not the experiencing self -- drives decisions (duration neglect).”

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Kahneman, Fredrickson, Schreiber & Redelmeier (1993), Psychological Science 4(6)DOI registry: valid

Participants experienced two cold-water trials: 60 seconds at 14C vs. 60 seconds at 14C followed by 30 seconds gradual warming to 15C. Majority chose to repeat the 90-second trial, preferring more total pain with a better ending. N=32.

Redelmeier & Kahneman (1996), Pain 66(1)FLAGGED: DOI not in registry

Colonoscopy study confirmed duration neglect: total procedure time did not predict retrospective pain ratings, but peak and end moments did.

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