An old presentation, but a good one: Rory Sutherland at Thinking Digital 2010

Vice-chairman of Ogilvy UK Rory Sutherland always provides good value as a presenter, in this case talking about cognitive bias and behavioural economics. Rory emphasises that society is more interested in making change happen through technology or regulation rather than tapping into persuasion or psychology as he puts it.

This video is hosted on Vimeo so it may not be able to be viewed everywhere.