Basics

• Gerrymandering v. Geometry

  Moon Duchin

  01 November 2018

  The mathematics of gerrymandering is surprisingly rich, and computing power is arguably just catching up with the scale and complexity of the redistricting problem. (Related interactive and some supporting numerology.)

  Scientific American, November 2018.

• Gerrymandering metrics: How to measure? What’s the baseline?

  Moon Duchin

  08 November 2017

  Bulletin of the American Academy for Arts and Sciences, Winter 2018.

• Rebooting the mathematics behind gerrymandering

  Moon Duchin and Peter Levine

  01 October 2017

  The Conversation, October 2017.

• A Formula Goes to Court: Partisan Gerrymandering and the Efficiency Gap

  Mira Bernstein and Moon Duchin

  01 October 2017

  We explore some of the mathematical properties of the efficiency gap in light of the fact that it reduces to a straight proportional comparison of votes to seats.

  Notices of the American Mathematical Society, October 2017.