New electoral districts are coming – an old approach can show if they’re fair

When the results of the 2020 U.S. Census are released, states will use the figures to draw new electoral district maps for the U.S. House of Representatives and for state legislatures. This process has been controversial since the very early days of the nation – and continues to be so today.

Electoral district maps designate which people vote for which seat, based on where they live. Throughout history, these maps have often been drawn to give one party or another a political advantage, diluting the power of some people’s votes.

In the modern era, advanced math and computer algorithms are regularly used to analyze potential district boundaries, making it easier to spot these unfairnesses, called gerrymandering. But there is a simpler way – and it’s based on a system used early in the country’s history. Continue reading.