Research commissioned by The Atlantic Magazine shows that older white liberals may just be the most politically intolerant group in the country. The article by Amanda Ripley, Rekha Tenjarla and Angela Y. He, published Monday and titled “The Geography of Partisan Prejudice,” utilized polling and analytics firm PredictWise to “create a ranking of counties in the U.S. based on partisan prejudice.” While its findings showed “significant variations in Americans’ political ill will from place to place, regardless of party,” it also found that groups the authors expected to display partisan animosity, such as immigrants, paled in comparison to “the most...