The early development of empathy: Self-regulation and individual differences in the first year Judy A. UngererRobyn DolbyVivian Lewin OriginalPaper Pages: 93 - 106
The origins of empathic concern Carolyn Zahn-WaxlerMarian Radke-Yarrow OriginalPaper Pages: 107 - 130
Empathy: Conceptualization, measurement, and relation to prosocial behavior Nancy EisenbergRichard A. Fabes OriginalPaper Pages: 131 - 149