Sarah is an arbitrator, specialising in tech, digital asset and smart contract disputes. She sits on the International Jurisdiction Taskforce, the UK Jurisdiction Taskforce, The Digital Commonwealth, LegalUK, and the Commonwealth Trade Digitalisation Taskforce, as well as being an advisor to the APPG on Blockchain Technologies. She was Law Commissioner for Common and Commercial Law from 2020 to 2024. Sarah has written books and articles on blockchain, smart contracts, digital assets and intermediated securities, and her work has been cited extensively in Parliament, and in US Congress.

Lord Ranger is a distinguished member of the House of Lords with a twenty-five-year career in politics, public service, business, and frontier technology. He played a crucial role in implementing the London Oyster card, cycle hire scheme and development of Tech City. In the corporate sphere, Lord Ranger has served as a senior executive at Atos, leading strategy and corporate communications. He is a member of the House of Lords Science and Technology committee, Co-chair of the All-Party Parliamentary Group for Digital Money and Digital Markets, and Vice-chair of the All-Party Parliamentary Group for AI.

Dion has over 20 tax experience and, uniquely, has extensive experience in all aspects of the taxation of cryptoassets. His previous role was at HMRC, where he led on cryptoassets policy development. He is at the forefront, serving as chair of the ICAEW's crypto tax working group and the DAWP Steering Committee. He is Co-chair for the OECD’s CARF Business Advisory Group and brings his experience to the steering board for Solana Superteam UK. A prominent voice on cryptoasset taxation, he has published numerous articles and co-authored a book on the taxation of cryptoassets, set for publication in late 2025.

Polly leads ICAEW’s regulatory policy work on digital assets, sustainable finance, and responsible AI in financial services. She develops thought leadership and shapes policy responses on emerging regulatory issues for ICAEW’s 210,000 members. Before joining ICAEW, Polly worked in structured finance and asset-backed securitisation at PwC. She is a Fellow Chartered Accountant (FCA) trained in PwC London’s Banking & Capital Markets and Investment Management practices.