Two decades ago, the mathematician Moon Duchin spent her summers teaching geometry at Mathcamp, a program for mathematically ...

Californians vote Tuesday on whether to fight Republican gerrymandering with a little gerrymandering of their own.

Republicans and Democrats alike used every procedural lever available — from mid-decade map rewrites to the strategic admission of new states like the Dakotas, Montana and Wyoming — to lock in House, ...

The Supreme Court is being asked to decide whether race can continue to be used as a proxy for political identity in redistricting, which could have national implications for congressional maps in ...