James (Jim) Lee serves as the Chief, Criminal Investigation at the Internal Revenue Service. In this position, he oversees a worldwide staff of approximately 3,000 employees, including 2,100 special agents in 20 Field Offices and 11 foreign countries. He leads and oversees some of the most significant investigations of financial crimes involving tax, money laundering, public corruption, cyber, ID theft, narcotics and terrorist-financing.  

Prior to this assignment, Jim’s executive positions included serving as the Deputy Chief of CI, Director of Field Operations-North, Director of Field Operations-South, Director of Strategy and Executive Special Agent in Charge of the Chicago Field Office. Jim has a Bachelor’s degree from Tiffin University.

Will Day, as Deputy Commissioner of the Australian Taxation Office, has responsibility for providing holistic solutions to counter deliberate, systemic or complex behavioural issues that pose the biggest threats to the integrity of the tax and superannuation systems. Will also leads the ATO’s efforts in protecting the tax and superannuation systems from abuse, including through tax evasion, serious financial crime and aggressive tax planning.

He is Chief of the ATO-led cross-agency Serious Financial Crime Taskforce and chair of the multi-agency Phoenix Taskforce. Will is also the Australian chief of the Joint Chiefs of Global Tax Enforcement (J5). Will’s role as Deputy Commissioner involves extensive external engagement with the public and private sectors, as well as domestic and international collaboration with a range of stakeholders, particularly in relation to tackling tax evasion and serious financial crime. Will has had an extensive and varied career in the Australian Taxation Office (ATO), spanning more than 20 years.

Florence Segal joined the French Agency for Development in 2018 to work on the Group policy towards non-cooperative jurisdictions. Previously, she worked for the OECD, focusing on the BEPS Inclusive Framework and the Multilateral Convention on BEPS (MLI). She was also involved in the Amazon case whilst working at the European Commission (DG COMP). Florence has a strong background in tax policy and international relations from Sciences Po Strasbourg and the London School of Economics (LSE) with a special focus on development.

George Turner founded TaxWatch alongside Julian Richer and Richard Brooks in 2018 and has a background working in politics and investigative journalism.

TaxWatch is a UK based charity that produces independent, public interest research in the field of tax compliance. Its work is frequently cited by leading newspapers, politicians and NGOs.

Ali is a leading authority on tax governance matters. He actively assists institutions with tax technical due diligence, deal structuring and tax integrity strategy development.

Ali's practice is focused on instituting robust tax practices to comply with the increasing tax transparency measures such as FATCA, CRS, and DAC6. Before Hansuke, Ali was Head of Tax at BlackRock and then International Tax Partner at Deloitte LLP.

Ali is a graduate chartered accountant, member of the Chartered Institute of Securities & Investment (CISI) and an associate member of the Association of Corporate Treasurers. Ali actively provides tax technical updates through Tolley's and LexisNexis to the financial services industry.