“Dr. Holt, I need you to come listen to one of my second graders. This is one of my best students, but I’m worried I might be overlooking a speech or language disorder—I’m just not sure,” the teacher ...

For as long as she can remember, Sonja Lanehart has been fascinated by how people speak. In particular, she was interested in the differences she noticed between how white people spoke, when compared ...

Walter Edwards does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...