The world is changing in unpredictable ways. Companies now pledge not to chase profits alone. Poor countries are championing the cause of globalisation. And technological changes are sweeping away old models of business and work. And it now appears that eight men have more wealth that half the world's population. Much of the debate was around these issues at the annual meeting of the World Economic Forum at Davos. Global CEOs like Paul Polman of Unilever and Mark Cutifani of mining firm AngloAmerican are championing social causes.