washington post, dataviz

A story in yesterday’s Washington Post about unlimited individual campaign donations included this interactive bubble chart. In it, donation data for Democratic and Republican donors are encoded into bubbles and grouped together. A comment below the article asked the following:

Screen Shot 2014-09-03 at 9.37.47 AM




So, is the bubble chart the best way to show the data? Does the interactivity help? How can it be improved?

I pulled the data from this Google spreadsheet provided by OpenSecrets.org in a write-up posted yesterday.