摘要: This chapter explores the research debates underpinning five case studies of language policy change. It considers evidence for home languages making a difference to EAL learners as they negotiate second culture and language. The also maps out about child development value exposure multiple cultures languages. In addition, explains methodology connecting studies, including questions used map change process step by interaction between outsider-researcher insider school. A layered narrative is explained, which evolved in two chapters outsider researchers engaged dialogue over two-year period.