Sadly it is a bit out of date (requires Flash), but there is a neat game/simulation where you can test out different redistricting strategies SimCity style: htt

Sadly it is a bit out of date (requires Flash), but there is a neat game/simulation where you can test out different redistricting strategies SimCity style: http://www.redistrictinggame.org/ http://www.redistrictinggame.org/ There are no easy answers. I believe the game makers advocate for independent non-partisan commissions who are restricted in how they're allowed to create maps.