An eye disorder may have given Leonardo da Vinci an artistic edge

A neuroscientist offers evidence that the artist had exotropia, in which one eye turns outward

Salvator Mundi painting

EYE-OPENER  It’s believed that Leonardo da Vinci used his own likeness in his Salvator Mundi painting (shown). The artist may have had exotropia, a type of eye misalignment that causes one eye to turn slightly outward, a study finds.

Coldcreation/Wikimedia Commons

If Leonardo da Vinci had a good eye doctor, he might not have become such a great artist.