Congenitally blind persons, because they have never seen a human face before, have trouble making the six universal facial expressions.

Question

Quizplus · Accepted Answer

Congenitally blind persons are still able to make the six universal facial expressions since these expressions are innate and are not learned through visual experience. However, they may have difficulty recognizing or interpreting these expressions in others without additional cues such as tone of voice or context.

Congenitally Blind Persons, Because They Have Never Seen a Human