Union Local Size
Big unions’ sizes are driven by a couple large localsMay 2, 2021
Northern Irish Parliamentary Constituencies
How sectarian divisions translate to "independent and impartial" constituency boundariesFebruary 28, 2021
Explore scenarios and track each candidate's chances of claiming the presidency, depending on which states they win—and by how much.November 3, 2020
The Candidates are Rallying Their Bases
Facebook ad spending reveals campaigns’ focus on fundraising over persuasion.May 9, 2020
Not Just Like the Flu
Right now, chances are that someone you know will die of COVID-19.March 22, 2020
The Other March Madness
Why we should never have to change our clocks again.March 7, 2020
The Nevada Caucuses
What the realignment phase can tell us about voters’ preferences.February 23, 2020
On a Streak?
Why your city’s weather changes, or doesn’t.February 18, 2020
The Geography of Political Differences
How political views and polarization vary across states.February 14, 2020
The Continental Divide
Elevation profiles of U.S. statesDecember 29, 2019
The standard U.S. map shows states laid out in two dimensions, but doesn’t convey any information about the crucial third dimension: altitude.
37 Supreme Court Justices on a Plane
Two-dimensional ideal points using multidimensional scalingOctober 26, 2017
The most common measure of Supreme Court justice ideology are the Martin–Quinn scores, developed by the eponymous political scientists. Since their original publication in 2002, the scores have been widely used, in political science and in the media, to place justices on a left–right political spectrum.