This article published by Psypost is by Eric W. Dolan. Here is an excerpt:
Democrats and Republicans physically cluster together even in small geographic areas, such as cities and neighborhoods, according to new research published in Nature Human Behaviour. The study indicates that American voters live in politically isolated residential environments with very little local exposure to members of the opposing party.
“The geographic separation of Democrats and Republicans is something that is easily observable in a macro sense, in that we can look at county or state maps of the presidential vote and see clear red and blue areas, and this is phenomenon has been shown in research to influence electoral outcomes, representation, and policy,” explained lead researcher Jacob R. Brown, a Ph.D. candidate at Harvard University.
“But the measurement of partisan segregation is usually quite blunt, relying on aggregate summaries, and we were interested in using individual-level data to measure exposure to Democratic and Republican neighbors with greater specificity than prior studies.”
Read the full story here.