Misunderstandings and lack of information about aphasia can cause people to draw conclusions about cognitive ability, such as in the situation with Joe Biden, who has a history of stuttering.

Six-year-old Antoni, born in the UK to Polish parents, speaks only a few English words in class and often looks confused when the teacher gives instructions. He could simply be adjusting to English—or ...

Roughly 8-9% of young children have a speech sound disorder, which results in difficulties producing speech sounds correctly and often has no known cause, according to the National Institute on ...