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Natsuaki, Misaki N.; Neiderhiser, Jenae M.; Harold, Gordon T.; Shaw, Daniel S.; Reiss, David; Leve, Leslie D. – Developmental Psychology, 2019
A plethora of studies with parents and children who are biologically related has shown that the family environment plays an important role in child development. However, scientists have long known that a rigorous examination of environmental effects requires research designs that go beyond studies of genetically linked family members. Harnessing…
Descriptors: Family Environment, Child Development, Environmental Influences, Siblings
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Robertson, Olivia C.; Marceau, Kristine; Duncan, Robert J.; Shirtcliff, Elizabeth A.; Leve, Leslie D.; Shaw, Daniel S.; Natsuaki, Misaki; Neiderhiser, Jenae M.; Ganiban, Jody M. – Developmental Psychology, 2022
The thrifty phenotype and fetal overnutrition hypotheses are two developmental hypotheses that originated from the "developmental origins of health and disease" (DOHaD) perspective. The DOHaD posits that exposures experienced prenatally and early in life may influence health outcomes through altering form and function of internal organs…
Descriptors: Obesity, At Risk Persons, Child Development, Puberty
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Johnson, Wendy; McGue, Matt; Iacono, William G. – Learning and Individual Differences, 2007
Using the biological and adoptive families in the Minnesota-based Sibling Interaction and Behavior Study, we investigated the associations among genetic and environmental influences on IQ, parenting, parental expectations for offspring educational attainment, engagement in school, and school grades. All variables showed substantial genetic…
Descriptors: Grades (Scholastic), Educational Attainment, Child Rearing, Intelligence Quotient
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Marceau, Kristine; Rolan, Emily; Leve, Leslie D.; Ganiban, Jody M.; Reiss, David; Shaw, Daniel S.; Natsuaki, Misaki N.; Egger, Helen L.; Neiderhiser, Jenae M. – Developmental Psychology, 2019
This study examines interactions of heritable influences, prenatal substance use, and postnatal parental warmth and hostility on the development of conduct problems in middle childhood for boys and girls. Participants are 561 linked families, collected in 2 cohorts, including birth parents, adoptive parents, and adopted children. Heritable…
Descriptors: Genetics, Substance Abuse, Prenatal Influences, Perinatal Influences
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Le Mare, Lucy; Audet, Karyn; Kurytnik, Karen – International Journal of Behavioral Development, 2007
Post-adoption service use and unmet service needs were examined longitudinally in three matched groups of children: children adopted from Romanian orphanages following a minimum of eight months' institutional experience (RO: n = 36); children from Romania who were destined for orphanages but were adopted early in infancy (EA: n = 25); and Canadian…
Descriptors: Needs Assessment, Foreign Countries, Adoption, Longitudinal Studies
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Beckwith, Leila – Child Development, 1971
The present study explores the specific environmental influences in the intellectual development of 24 adoptive infants living in middle class families. (Author)
Descriptors: Child Development, Data Analysis, Environmental Influences, Infants
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Hardy-Brown, Karen; Plomin, Robert – Developmental Psychology, 1985
Parent/infant relationships were investigated among 50 biologically related families selected to provide a control group for an adoption study of rate differences in communicative development in infancy. In addition, a path analysis of genetic and environmental influences on communicative development is presented incorporating the overall sample.…
Descriptors: Adopted Children, Biological Parents, Child Development, Communication (Thought Transfer)
SKEELS, HAROLD M. – 1966
TO STUDY EFFECTS OF EARLY INTERVENTION ON CHILDREN, AN EXPERIMENTAL GROUP OF 13 SUBJECTS (AGED 7 TO 30 MONTHS, IQ 35 TO 89) WAS TRANSFERRED FROM AN ORPHANAGE TO THE INTENSE STIMULATION OF A MOTHER SURROGATE AT AN INSTITUTION FOR THE MENTALLY HANDICAPPED. A CONTRAST GROUP OF 12 SUBJECTS (AGED 11.9 TO 21.8 MONTHS, IQ 50 TO 103) REMAINED AT THE…
Descriptors: Adopted Children, Child Development, Early Experience, Educational Status Comparison