The story
From the names of its creators: Margaret Walker, Kathy Johnston and Tony Cornforth.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A system of communication, including speech, signing, and writing, intended for use by and with people who have language or learning difficulties. Full definition →
From the names of its creators: Margaret Walker, Kathy Johnston and Tony Cornforth.
Etymology from Wiktionary, CC BY-SA 4.0.