Why Political Sectarianism Is a Growing Threat to American Democracy

American democracy faces many challenges: New limits on voting rights. The corrosive effect of misinformation. The rise of domestic terrorism. Foreign interference in elections. Efforts to subvert the peaceful transition of power. And making matters worse on all of these issues is a fundamental truth: The two political parties see […] Read more »

Least Vaccinated U.S. Counties Have Something in Common: Trump Voters

About 31 percent of adults in the United States have now been fully vaccinated. Scientists have estimated that 70 to 90 percent of the total population must acquire resistance to the virus to reach herd immunity. But in hundreds of counties around the country, vaccination rates are low, with some […] Read more »

Introducing the 2021 Cook Political Report Partisan Voter Index

The Cook Political Report is pleased to introduce the post-2020 edition of the Partisan Voter Index (PVI) for all 50 states and 435 congressional districts. Although these district boundaries won’t be in place for 2022’s midterm elections due to upcoming redistricting, this dataset will serve as a useful baseline to […] Read more »