Nandan Nilekani, former Chairman of the Unique Identification Authority of India talks about Aadhaar enrollments touching the one billion mark, the success of Aadhaar and the benefits it offers the government as well as the public. He also talks about how the journey has been over the past five years and the objective of creating Aadhaar; about how ‘JAM’ — a Jan Dhan, Aadhaar and mobile phones — makes it possible for digital services to reach every Indian. He also shares his perspective on IndiaStack and how it is a leapfrog technology for India that can enable a host of things – including payments, banking, authentication and consent architecture.