【科学60秒】有一种病可以消除偏见_英语听力练习mp3下载-科学-沪江听力酷

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【科学60秒】有一种病可以消除偏见

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People start stereotyping early. Even toddlers react positively to members of their own race, but often distrust those from different groups. ___1___ are planted in most everyone. Everyone, that is, except people with a rare genetic condition called Williams syndrome.
Williams syndrome ___2___ heart defects, mental retardation, and a lack of social anxiety that produces exceedingly friendly human beings. And a new study published in the journal Current Biology finds that children with Williams syndrome ___3___.
Researchers re-did previous social-bias experiments on 20 children with Williams syndrome and 20 control kids. The children viewed pictures of people of ___4___ races and genders and assigned negative or positive storylines to each picture. True to form, the control group preferred their own race and gender. The children with Williams syndrome, however, had no racial preference—although they still discriminated by gender.
The results imply a nuanced neural mechanism to stereotyping, the further study of which quote“may suggest ways of reducing ___5___ towards vulnerable or marginalized groups.”