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Turkheimer, Eric; D'Onofrio, Brian M.; Maes, Hermine H.; Eaves, Lindon J. – Child Development, 2005
Recent reports using a classical behavior genetic research design in which twin data are combined with a measured characteristic of their shared family environment have made striking claims about estimating environmental influences on behavior with genetic effects controlled. Such claims are overstated for two related reasons. First, when a…
Descriptors: Twins, Environmental Influences, Family Environment, Genetics