Integrating immigrant student populations poses significant challenges to the quality and equity of education systems across OECD countries. Migration is not a new phenomenon, but ageing populations and the looming threat of labour and skill shortages have brought the issue
to the top of the policy agenda in many countries. A country's success in integrating immigrants' children is a key benchmark of the efficacy of social policy in general and educational policy in particular. Education systems that allow all students to achieve their
potential manage to combine excellence and equity.