David G.W Birch is an author, advisor and commentator on digital financial services. Principal at 15Mb, his advisory company, he is Global Ambassador for the secure electronic transactions consultancy, Consult Hyperion, Fintech Ambassador for Digital Jersey and Non-Executive Chair at Digiseq Ltd. He is an internationally-recognised thought leader in digital identity and digital money. Ranked one of the top 100 fintech influencers for 2021, previously named one of the global top 15 favourite sources of business information by Wired magazine and one of the top ten most influential voices in banking by Financial Brand, he created one of the top 25 “must read” financial IT blogs and was found by PR Daily to be one of the top ten Twitter accounts followed by innovators (along with Bill Gates and Richard Branson).