http://www.thersa.org/__data/assets/file/0004/563656/20111208ManuelLima.mp3

A great talk about visualization, mapping knowledge, and art work based on networks.

The basis for this RSA Animate video: http://www.thersa.org/events/video/animate/rsa-animate-the-power-of-networks

http://www.thersa.org/events/audio-and-past-events/2011/the-power-of-networks-knowledge-in-an-age-of-infinite-interconnectedness