Investor, Researcher, Blogger, and Best-Selling Author of "The Business Blockchain"
Cryptographer & Crypto-hacker; Co-founder & CEO of Blockstream
Co-Founder & Managing Partner at SoGal Ventures
Founder of Americana.Tv & Author of "Americana: A 400-Year History of American Capitalism"
Americana: A 400-Year History of American Capitalism
Founder & CEO, OurCrowd
President of Radnor International Consulting Inc.; Co-Founder of iGrandparents.com