Here is the money quote:
In a scientific survey of 1,168 adults conducted during September and October of last year, respondents were asked not only multiple-choice questions, but also queries using maps, photographs and symbols. Among other subjects, participants identified international leaders, cabinet members, Supreme Court justices, nations on a world map, the current unemployment and poverty rates and war casualty totals.
In a 2010 Pew survey, Republicans outperformed Democrats on 10 of 12 questions, with one tie and Democrats outperforming Republicans on just 1 of the 12. In the latest survey, however, Republicans outperformed Democrats on every single one of 19 questions.
Leftists live in a an anti-free speech bubble of their own “politically correct” making, so it’s really their own fault.