This document summarizes key aspects of social and personality development in preschool-aged children. It discusses Erikson's psychosocial stages of autonomy vs shame/doubt and initiative vs guilt. Children develop a sense of self and begin to understand gender, racial, and cultural identities. Friendships and play become increasingly important as children interact more with peers and the world. Parenting styles like authoritarian, authoritative, permissive and uninvolved influence child outcomes.