Sook In Cho is an associate research Fellow at Korea Institute of Child Care and Education (KICCE). She is a child development researcher whose work is anchored in theories articulating the transactional and contextual processes, particularly in family and early childhood school settings, which promote young children's development. Currently, she is working on a project for children's right to play at KICCE and focusing on children's diverse environments (e.g., family interactions, community environments such as playgrounds and parks, etc.) which influence their play, and policies which support children's play in early childhood.