Gregor Aisch is a freelance designer who specialises in creating interactive data visualizations with a focus on society and politics. His work is driven by the belief that data visualization enables the public to understand and engage with complex issues. He has worked with the Open Knowlegde Foundation on projects such as Europe's Energy and OpenSpending.org as well as with media companies such as Deutsche Welle and Zeit Online. He blogs regularly on information visualization and data journalism and has created several well known graphics on German politics. You can find out more about his work on driven-by-data.net