Stefan Thomas is the Co-Creator of the Interledger Protocol and Chairperson of the Board at the Interledger Foundation. Stefan was a prominent figure in the blockchain movement. As an early Bitcoin contributor, he produced the popular “What is Bitcoin?” video, introducing millions of users to Bitcoin, and created BitcoinJS, the first implementation of Bitcoin cryptography in the browser. As CTO and one of the first employees at Ripple, Stefan designed new protocols for cross-border payments, now used by banks all over the world. As part of this work, he led the team that created Interledger, an open, Internet-like protocol for value transfer.