Data visualization often falls under the field of Human Computer Interaction, but HCI contains much more than data visualization. It covers everything from physical input devices, to digital interfaces, to social and psychological effects of computers. CHI is a huge computer science conference that covers everything and anything related to computer-human interaction.
Here are two interesting projects from CHI2013 that are closely related to visualization. They both share principles with good visualization, but neither of them are exactly visualization in the technical sense.Visualizing Without Looking
Visualization is awesome for showing information, but it has a major downside; it requires you to see. This is not good for people with impaired eyesight, or for applications where your vision needs to be focused elsewhere. The Human-Computer Interaction group at Hasso Plattner Institute have come up with an interface to provide gesture output for touchscreen devices.
This lets you... keep reading