Similar discussions going on in the cartography branch among UW Madison geography folks. Start with the post by Tim Wallace (where the above Venn came from). Then read the responses of Andy Woodruff and Daniel Huffman.
Art, science, and cartography
Visualizing the Uncertainty in Data
Data is an abstraction, and it’s impossible to encapsulate everything it represents in real life. So there is uncertainty. Here are ways to visualize the uncertainty.
10 Best Data Visualization Projects of 2015
These are my picks for the best of 2015. As usual, they could easily appear in a different order on a different day, and there are projects not on the list that were also excellent.