Bant Singh, a scarred survivor of class violence in rural India, has an indisputable claim to be a voice for India's impoverished and muted millions.

The folk singer lost both arms and a leg in an attack five years ago after he dared to challenge high-caste landlords in his area of the northwestern state of Punjab who had raped his 17-year-old daughter.

India's biggest art fair opens on Friday, pulling in dozens of foreign galleries seeking to tap a new breed of buyers in one of the world's fastest-growing economies.

Now in its third edition, the annual Indian Art Summit has expanded sharply in both size and