Bill Gates’s Heroes in the Field: Nandan Nilekani

How do you prove you really are who you say you are? An estimated one billion people in the world – most of them among the poorest and the most vulnerable – have no official identification. Without a way to prove who you are, you would face huge problems going to school, seeing a doctor, receiving government services, getting a bank account, finding a job, traveling across a border, or having access to many other rights and services most of us take for granted. For the last decade, Nandan Nilekani has been