"Harvard researchers say gerrymandering is still a problem, but for perhaps less-obvious reasons.
They found the tactic used by parties to gain a numerical advantage in Congress was widespread during the 2020 redistricting cycle, yet its effect on the partisan makeup of the U.S. House of Representatives was small. Their in-depth analysis, published last month in the Proceedings of the National Academy of Sciences, found the country’s patchwork of congressional districts netted Republicans all of two House seats."