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The first adoption study on schizophrenia published in 1966 by Leonard Heston demonstrated that the biological children of parents with schizophrenia were just as likely to develop schizophrenia whether they were reared by their parents or adopted [5] and was essential in establishing schizophrenia as being largely genetic instead of being a result of child rearing methods.
In one instance in Colombia, children were bought for $600 and sold for $10,000 with the use of illegal and falsified papers. In Honduras, it was found that to remedy inadequate prenatal care, many merchants pay teenage girls to get pregnant and monitor them to make sure they eat well and receive some kind of care.
Ambiguity effect; Assembly bonus effect; Audience effect; Baader–Meinhof effect; Barnum effect; Bezold effect; Birthday-number effect; Boomerang effect; Bouba/kiki effect; Bystander effect; Cheerleader effect; Cinderella effect; Cocktail party effect; Contrast effect; Coolidge effect; Crespi effect; Cross-race effect; Curse of knowledge ...
The English and Romanian Adoptees Study Team, led by Michael Rutter, followed some of the children into their teens, attempting to unravel the effects of poor attachment, adoption, new relationships, physical problems and medical issues associated with their early lives. Studies of these adoptees, whose initial conditions were shocking, yielded ...
The practical effects of the publication of Maternal Care and Mental Health were described in the preface to the WHO 1962 publication Deprivation of Maternal Care: A Reassessment of its Effects as "almost wholly beneficial" with reference to widespread changes in the institutional care of children. [32] Maternity ward, 1955
Adoption studies, which parse the relative effects of rearing environment and genetic inheritance, find a small to negligible effect of rearing environment on smoking, alcohol, and marijuana use in adopted children, [55] [non-primary source needed] but a larger effect of rearing environment on harder drug use. [56] [non-primary source needed]
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[1] [5] [6] [7] For example, a 1979 study by Ho et al. reported a generally low level of selective placement in adopted children for either physical or behavioral traits. The authors concluded that to the extent that selective placement occurred for such traits, "our data suggest that it is based largely on characteristics of the birth father ...