Ambarish Mitra, founder and boss of Blippar, a mobile phone app business valued at $1.5bn (£1.2bn), ran away from home at the age of 15 to live in New Delhi's slums.
Ambarish Mitra, founder and boss of Blippar, a mobile phone app business valued at $1.5bn (£1.2bn), ran away from home at the age of 15 to live in New Delhi's slums.