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. 2021 Feb 9;15:638887. doi: 10.3389/fnhum.2021.638887

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Copyright © 2021 Ptito, Bleau, Djerourou, Paré, Schneider and Chebat.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Important individuals in the history of blindness. (A) Portrait of John Locke and cover and first page of his paper: An Essay on Humane Understanding; (B) Portrait of Denis Diderot and cover and first page of his article: A Letter on the Blind for the Use of Those Who See; (C) Portrait of Nicholas Saunderson; (D) Drawing of Maria Theresia Von Paradis; (E) Portrait of Louis Braille; and (F) Picture of Russell Williams (photo courtesy AER O&M Division Warren Bledsoe Archives, American Printing House for the Blind).