Wikipedia co-founder Jimmy Wales
Media playback is unsupported on your device

Jimmy Wales: 'I'm a pathologically optimistic person'

Wikipedia co-founder Jimmy Wales describes himself as "pathologically optimistic".

Appearing on the Radio 4 Desert Island Discs programme, he told presenter Kirsty Wark he needed to surround himself with more pessimistic people in order to get things done.

  • 24 May 2015
Go to next video: Jimmy Wales: What does freedom look like?