Ecosphere Rio

A real-time view of the global discussion on sustainable development. World leaders are about to meet at the United Nations RIO+20 Earth Summit on Sustainable Development to make crucial decisions for the future of our planet. Add your voice to the global discussion. http://cnn-ecosphere.com/

Usability in Germany

Studie by Ergosign, Prof. Dr. Dieter Wallach http://www.usability-in-germany.de/

Persona by Jason Travis

http://www.flickr.com/photos/jasontravis/sets/72157603258446753/with/5977465113/