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Li, Zhi; Liu, Siwei; Hartman, Sarah; Belsky, Jay – Developmental Psychology, 2018
This research investigates whether and how two fundamental environmental factors--harshness and unpredictability--interact in regulating child and adolescent development, informed by life-history theory and drawing on data from the National Institute of Child Health & Human Development Study of Early Child Care and Youth Development (N =…
Descriptors: Early Experience, Family Income, Kindergarten, Young Children
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Keefer, Laura Reynolds – Early Childhood Education Journal, 2005
Defiant behavior in two- and three-year-olds is a natural expression of a young child's growing autonomy, and, although frustrating to adults, is a natural phase of a child's socio-emotional growth. L.S. Vygotsky's socio-historical theory of the development included a discussion of "crisis" periods, one of which he felt occurred at age three. The…
Descriptors: Young Children, Behavior Problems, Social Structure, Play
Whitman, Thomas L.; Borkowski, John G.; Keogh, Deborah A.; Weed, Keri – 2001
This monograph details the Notre Dame Parenting Project, a comprehensive longitudinal study of the lives of adolescent mothers and their children from pregnancy through the first 8 years of life, describing how their respective developmental trajectories are interwoven and linked to the social contexts in which they live. A total of 281…
Descriptors: Academic Achievement, Adjustment (to Environment), Adolescent Development, Adolescents