Clive Hamilton, now Professor of Public Ethics at Charles Sturt University and previously head of the Australia Institute, writes in The Conversation about new forms of activism in the fight about climate change.
Is it ethical to deliberately break the law in order to make a political point?
In the past, activists used to chain themselves to fences; feminists used to hurl themselves under the hooves of racing horses to make their point.
These days, younger activists are taking on the corporate world by outbidding them in asset sales.