2 ideas from Ann Senghas, each explained in a minute and credited to the original work. Free on Savvy.
When Nicaragua opened its first schools for deaf children in the 1980s, students arrived with no common sign system and were never taught one. Within a single generation they poole…
— Ann Senghas, Marie Coppola, Children Creating Language: How Nicaraguan Sign Language Acquired a Spatial Grammar
Before the 1970s, Nicaragua's deaf children were mostly isolated, each using improvised gestures with their own families. When new schools brought them together for the first time,…
— Judy Kegl and Ann Senghas, Nicaraguan Sign Language