David G.W. Birch is an author, advisor and commentator on digital financial services. An internationally-recognised thought leader in digital identity and digital money, he holds a number of board and advisory roles across these fields. He is a Forbes contributor and a columnist for Financial World. Rated in 2022 as one of the global top 30 fintech influencers, he was previously named one of the global top 15 favourite sources of business information by Wired magazine and identified as one of the top ten most influential voices in banking by Financial Brand.