Students who want to learn practical ways to improve the lives of children and their families may benefit from the study of child development. Through learning to assess developmental needs, scholars may learn how to promote understanding and healthy learning programs in their communities.

Requirements for the PhD program often involve the student having already obtained a Master’s degree. Additionally, a thesis or dissertation primarily consisting of original academic research must be submitted. In some countries, this work may even need to be defended in front of a panel.