Or one isn't ready for it, anyway.

Plus a single person makes an easy target for smear campaigns and personality politics, which is what a lot of people involved with movements like Occupy want to get away from... if a single person tried to represent the still-frustratingly-vague aims of Occupy they'd be torn apart by the media within weeks.

You only have to look at the heat Russel Brand has been subjected to in the UK... raises his head above the parapet to represent "people's" causes and is met with jokes about his chest hair, love life and choice of vocabulary.