But trying to distinguish the effects of only one type of restriction, like voter ID requirements, is challenging because a new election law rarely changes only one voting provision. “The actual ...

“The Party Decides,” the 2008 book by the political scientists Marty Cohen, David Karol, Hans Noel and John Zaller, has probably been both the most-cited and the most-maligned book of this election ...

The Voting Rights Act of 1965 was supposed to settle the debate over race, redistricting and representation. Instead, it started new ones. Since the act prohibits states from reducing a minority group ...

If you’re one of the approximately 320 million Americans who don’t live in New York City, it might seem like its Democratic mayoral primary has gotten an outsized amount of media coverage. But even I, ...

The U.S. House of Representatives isn’t the only chamber whose district lines are being redrawn to reflect the 2020 census. State-legislative chambers are being redistricted too — and as we’ve written ...

When the new Congress comes into session in January, there will be more Black Republicans serving together on Capitol Hill than at any point since 1877. The number? Five. 1 For years, Republicans have ...

With the 2018 midterm elections approaching, we’ve updated FiveThirtyEight’s pollster ratings for the first time since the 2016 presidential primaries. Based on how the media portrayed the polls after ...

I’m not that impressed by long-term projections of Democratic doom in the Senate. Mostly that’s because I’m not that impressed by long-term political projections in general. Political coalitions ...

If you follow the headlines, your confidence in science may have taken a hit lately. Peer review? More like self-review. An investigation in November uncovered a scam in which researchers were ...

Longtime readers of FiveThirtyEight are probably familiar with our pollster ratings: letter grades that we assign to pollsters based on their historical accuracy and transparency. Since 2008, we have ...

Sports may be shut down, but Michael Jordan is as relevant as he’s been in a long time. In addition to being omnipresent in the old YouTube clips we’ve all been watching, MJ will also take center ...

Apportionment, or the process of determining the number of seats each state has in the U.S. House of Representatives, happens like clockwork at this point. Every 10 years, the Census Bureau counts how ...