4.0 Article

The Acuity of Echolocation: Spatial Resolution in Sighted Persons Compared to the Performance of an Expert Who Is Blind

Journal

JOURNAL OF VISUAL IMPAIRMENT & BLINDNESS
Volume 105, Issue 1, Pages 20-32

Publisher

SAGE PUBLICATIONS INC
DOI: 10.1177/0145482X1110500103

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Funding

  1. NATIONAL EYE INSTITUTE [R01EY018216] Funding Source: NIH RePORTER
  2. NEI NIH HHS [R01 EY018216-01, R01 EY018216] Funding Source: Medline

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Compared with the echolocation performance of an expert who is blind, sighted novices rapidly learned size and position discrimination with surprising precision. We used a novel task to characterize the population distribution of echolocation skills in sighted persons and report the highest-known human echolocation acuity in the expert who is blind.

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