Category Archives: algorithmic_redistricting

pics of CA gerrymandering and how the splitline algorithm would do it

Nick requested to see CA districting under the shortest splitline algorithm.

From http://www.rangevoting.org/GerryExamples.html:

In 2004, not one of CA’s 173 state legislative and federal congressional seats changed party-hands. In 2002, every incumbent won re-election, on average with 69% of the vote. California may be the new gerrymandering champion, perhaps even worse than Illinois and Texas, but unlike them its gerrymandering is “bipartisan” that is, arranged by agreement among the Democrats and Republicans to “design their own districts” to make every office holder “safe.”

CA districts under the shortest splitline algorithm:
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some proposed reforms to the problems of gerrymandering

If one insists on electing members of a legislative body via districted single-winner elections then the problem of gerrymandering will surface.

Can gerrymandering be solved?
There are a number of proposed reforms out there. Continue reading