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 ...

Is it possible to spot personality dysfunction from someone’s everyday word use? My colleagues and I have conducted research that suggests you can, and often sooner than you might expect. Whether in a ...