With three weeks until the opening ceremony of the Olympic Games, activists are busy cranking out yet another round of anti-sweat shop campaigns and shock-horror exposes. But do these campaigns really make any difference?
Perhaps surprisingly, the answer is yes.
In the new Olympic special edition of Ethical Consumer magazine the spotlight is on Nike and the impact that 20 years of campaigning has had in changing the corporate culture of one of the world's biggest sportswear brands.