Talk at the joint British Cartographic Society / Society of Cartographers Conference, York, September 10th 2015:

The following slides were used in the talk (view on Slideshare):

A full cartographic roundup of the results in different types of maps are on Ben’s website at There you also find an article about the concentration of Conservative votes and the changes in votes shares of the Conservative and Labour party from Political Insight magazine:

Poster: Electoral Doctrine - 39 Maps of Voting