A Surge of Citizen Activism Amps Up the Fight Against Gerrymandering

Open-source map-drawing tools like Dave’s Redistricting and DistrictBuilder enable drawers to quickly configure population and party preference datasets into district maps that fulfill key criteria, while platforms like Representable allow users with less expertise to draw and describe communities of interest. The Campaign Legal Center and the National League of Women Voters are promoting PlanScore, a tool where maps can be uploaded and analyzed for partisan bias based on data dating back to the 1970s.

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