Charles Hoskinson is a technology entrepreneur and mathematician. He attended Metropolitan State University of Denver and University of Colorado Boulder to study analytic number theory before moving into cryptography through industry exposure. His professional experience includes founding three cryptocurrency-related start-ups – Invictus Innovations, Ethereum and IOHK – and he has held a variety of posts in both the public and private sectors. Hoskinson, usually based in the United States, will be flying to Tokyo for the Tech for Impact Summit.