Blind From Birth, But Able To Use Sound To ‘See’ Faces

November 21, 2014 9:39 AM

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The device produced sounds. And as lines or curves came into the camera’s view, those sounds would change. The concept is a bit like tapping your way along a wall to find a stud behind the plaster.

With practice, Gerrard was able to interpret more complex sound patterns that revealed more complicated shapes. Eventually, “I could identify a face by listening to those sounds,” Gerrard says.

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