The Welsh Language Research Branch, in Welsh Government’s Knowledge and Analytical Services, was commissioned to undertake the mapping exercise by the Welsh Government’s Welsh Language Division.
Mae’r Is-adran Iechyd a Llesiant mewn Addysg yn Llywodraeth Cymru wedi comisiynu’r Gangen Ymchwil Ysgolion o fewn Gwasanaethau Gwybodaeth a Dadansoddi, Llywodraeth Cymru i gynnal ymchwil.