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?????(NPR)??????????????????????????17???,????????????(Soufan Group)?????????(Colin Clarke)??,?????????????,?????????????????????,????

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?????,?????????????????,??,?????????????????????????????????????(University of Maryland)??????????????????(START Center)???????????????????????????????(Gary LaFree)????:“?????????????,??????????21??????????????????2015???????2016????(????)?????????”

??????????????,???????????????,????????????????,“?????????”??????(Bridging Divides Initiative)??????“???”?????????(CivicPulse)??,????????????????????,????????????????

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??,?????????????????????«??»???????????(PBS NewsHour)?????????????(NPR)????????????????????????(Marist)??????????????????????,?????20%?????????,???????????,???

????????????????????????????,?????????(Ryan Cowley)?,??2020?????????????????,??29???20??????,??????“????????”?????????????????????????,??????????????????:“??,??????????????????????,?????????????????(??????????)?”

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???(American University)?????????????,?“????????????????,????????????”?

???(Polarization and Extremism Innovation Lab)????????????????????????????????(Brian Hughes)???????????????????,????,?????????????,????“????,???????”??????????????????????

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