While child development is well-recognized as a complex process which could hardly be decomposed into separate lines or domains in contemporary psychological theories, the decomposition approach is widely used in empirical studies. Based on the cultural-historical theory, this study argues for adopting the unit of analysis as a way to bridge this…

Transition to school is a critical period in child development and has raised great concern among contemporary studies. However, most studies focus on vertical transition and only a few investigate vertical and horizontal transitions as a whole. To bridge the gap, this paper explores how an immigrant Chinese child makes the horizontal transition…

Children's transition to school has been widely investigated, but most studies do not clearly define its starting point. By drawing on the cultural-historical concept of the social situation of development, and selecting 'role adjustment' as the unit of analysis, this paper seeks to clearly define the starting point of children's transition to…