support and enthuse schools leaders to embrace well evidenced, whole school approaches to tackling underperformance of learners from deprived backgrounds;
cefnogi ac ennyn brwdfrydedd arweinwyr ysgolion i fanteisio ar ddulliau ysgol gyfan, sy'n seiliedig ar dystiolaeth gadarn, o fynd i'r afael â thangyflawni ymhlith dysgwyr o gefndiroedd difreintiedig;