The Roots of Sign Language

The video explores the relationship between gesture and language, initially emphasizing a distance from gesture in language studies. It discusses the concept of code speech and its connection to gesture, highlighting how gestures can emphasize spoken language. The video then delves into the evolution of sign languages, explaining how isolated communities can develop new sign languages over generations, starting from gestures and evolving into fully recognized sign languages.

What properties distinguish a new sign language from existing ones?

How does gesture relate to the rhythm of speaking according to the text?