John Salter is COO for Yubico ensuring delivery to promise.  He is Yubico's nominated FIDO board director and champion of FIDO U2F protocol.  Simple easy strong authentication is Yubico's mantra and hence it's membership of FIDO; with over 200,000 FIDO Ready devices deployed, Yubico understands the issues and benefits of deploying FIDO compliant authentication systems within large and huge user communities.  John's a mathematician with 20 years of software engineering experience deploying secure systems to large scale communities.