Signing a petition is not a silver bullet for challenging those in power. But building movements of people is certainly a huge part of it. And what's even more important at a time when people are almost entirely sceptical of politics and politicians, is that it's putting power in the hands of the people - and that's what real change is all about.
On Saturday afternoon I, along with a couple of hundred other people, spent two hours sitting in the middle of the road at Oxford Circus. Why? To draw attention to the cruelty of the government's assault on disabled people in the Welfare Reform Bill, which finishes its journey through parliament this coming week.
On June 30 2011 activists held a protest outside the Department of Culture Media and Sport against the takeover of BSkyB by Rupert Murdoch's News ...