In 2019 the Welsh Government commissioned the Education Workforce Council (EWC) to undertake a review of evidence about ethnic diversity in the school workforce.
Yn 2019, fe wnaeth Llywodraeth Cymru gomisiynu Cyngor y Gweithlu Addysg i gynnal adolygiad o’r dystiolaeth ynghylch amrywiaeth ethnig yng ngweithlu’r ysgol.