Research on African-American children adopted into economically well-off white homes during the first year of life suggests that
◦ these children score similarly in IQ to children who remain in low-SES homes.
◦ poverty severely depresses the intelligence of ethnic minority children.
◦ genetic factors have a powerful impact on African-American children's IQs.
◦ environmental factors have little impact on African-American children's IQs.