Detection of Idiosyncratic Gaze-Fingerprint Signatures in Humans

Sarah K. Crockford et al.

Psychological Science2026https://doi.org/10.1177/09567976251415352article
AJG 4*ABDC A*
Weight
0.37

Abstract

Do individuals possess a "gaze fingerprint" that reveals how they uniquely look at the world? We tested this question by examining intra- and intersubject gaze similarity across 700 static pictures of complex natural scenes. Independent discovery (n = 105) and replication data sets (n = 46) of adults aged 18 to 50 years (sampled from Italy and Germany) revealed that gaze fingerprinting is possible at relatively high rates (e.g., 52%-63%) compared with chance (e.g., 1%-2%). We also identify gaze-fingerprint barcodes, which reveal a unique individualized code describing which stimuli an individual can be gaze-fingerprinted on. Preregistered longitudinal follow-up experiments have shown that gaze-fingerprint barcodes are nonrandom within an individual over short and long time fraframmes. Finally, we find that increased gaze fingerprintability for social stimuli is associated with decreased levels of autistic traits. To summarize, this work showcases the potential of gaze fingerprinting for isolating traitlike factors that may be of high neurodevelopmental and biological significance.

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https://doi.org/https://doi.org/10.1177/09567976251415352

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@article{sarah2026,
  title        = {{Detection of Idiosyncratic Gaze-Fingerprint Signatures in Humans}},
  author       = {Sarah K. Crockford et al.},
  journal      = {Psychological Science},
  year         = {2026},
  doi          = {https://doi.org/https://doi.org/10.1177/09567976251415352},
}

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Evidence weight

0.37

Balanced mode · F 0.40 / M 0.15 / V 0.05 / R 0.40

F · citation impact0.16 × 0.4 = 0.06
M · momentum0.53 × 0.15 = 0.08
V · venue signal0.50 × 0.05 = 0.03
R · text relevance †0.50 × 0.4 = 0.20

† Text relevance is estimated at 0.50 on the detail page — for your query’s actual relevance score, open this paper from a search result.