bq. A nonpartisan map of all 435 congressional districts in the nation has never been drawn. The widespread diffusion of redistricting technology and data and the training of a group of students dedicated to that purpose has made such a map possible for the first time. DrawCongress.org represents the first attempt to create an internet depository for nonpartisan congressional maps for the entire country.
More is “here”:http://www.law.columbia.edu/redistricting. Hat tip to Nate Persily.