Link:
Political Gerrymandering 2000-2008: "A Self-Limiting Enterprise"?
Links:
[1] http://www.harvardlawreview.org/issues/122/march09/notes/political_gerrymandering2000-2008.pdf
[2] http://www.progressivestates.org/tags/policy-study
[3] http://www.progressivestates.org/tags/issue/168
[4] http://www.progressivestates.org/tags/election-reform