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