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Do color similarity judgments vary with age, and do they reveal anything about qualia?

Proc Natl Acad Sci U S A October 20, 2025 DOI: 10.1073/pnas.2521506122 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Theoretical or philosophical paper Peer reviewed
Key points Argues that age-related variation in color similarity judgments could provide evidence that qualia are not invariant across the lifespan, suggesting that subjective experience is shaped by developmental and cognitive changes.

Abstract

Do color similarity judgments vary with age, and do they reveal anything about qualia?