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

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