Gerrymandering doesn’t sound like an especially sexy topic, but it’s an important one to pay attention to. District lines are drawn in roundabout ways sometimes to favor a party. This used to be a manual process, but math and computing has made it much easier to sway these days. Olivia Walch explains how math can be used to swing line drawing to a more equal process.
See also the gerrymandering game for another point of view.