For FiveThirtyEight, William T. Adler and Ella Koeze describe how a metric called partisan bias is used to assess partisan gerrymandering. As you might imagine, it’s fuzzy.
How to spot a partisan gerrymander
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The Relationship Timeline Continues to Stretch
We know that people are marrying later in life, but that’s not the only shift. The whole relationship timeline is stretching.
Percentage of Households in Each Income Level
What percentage of households fall into lower-, middle-, and upper-income levels when you adjust for household size?
Marrying Later, Staying Single Longer
Using a century of data, we watch the shift of marital status in the United States.