Willard W. Hartup
20 works on record
Works

Developmental psychology and social change

Developmental origins of aggression

Conflict in child and adolescent development

Social cognition and social development

Child psychology in retrospect and prospect

The company they keep

Growing points in developmental science

Disclosure Processes in Children and Adolescents (Cambridge Studies in Social and Emotional Development)

Origins of aggression

Relationships and development

Emotion, Development, and Self-Organization

Company They Keep

Morality in Everyday Life

Development of Emotion Regulation and Dysregulation

The young child. Reviews of research
Determinants and origins of aggressive behavior
Young Child
Determinants of Behavioral Development
The young child. Reviews of research,
Nurturance and nurturance-withdrawal in relation to the dependency behavior of preschool children