Emotion regulation is essential to cognitive, social, and emotional development and difficulties with emotion regulation portend future socioemotional, academic, and behavioral difficulties. There is growing awareness that many developmental outcomes previously thought to begin their development in the postnatal period have their origins in the…

We evaluated the extent to which the externalizing behavior construct is self-organizing in the first 2 years of life. Based on dynamic systems theory, we hypothesized that changes in physical aggression, defiance, activity level, and distress to limitations would each be predicted by earlier manifestations of one another. These hypotheses were…

The present study addresses cross-cultural differences between infants born to families of Russian immigrants in USA and Israel, as well as Russian families residing in Russia, with the emphasis on evaluating the impact of immigration and acculturation. Community samples of primary caregivers of infants between 3 and 12 months of age were…