Determining congressional districts is traditionally a behind-the-scenes process with a track record of interesting results, even though it is crucial to our democracy. The tools of data science can define open ways to cluster states into congressional districts in a fair way.
Frank D. Evans is an Exaptive data scientist. He works heavily with big data technologies with a primary interest in machine learning and feature engineering. Frank gave a TEDx talk at UCO in the fall of 2015. You can watch it here.