David G. Duff is Professor of Law and Director of the Tax LLM program at the Peter A. Allard School of Law at the University of British Columbia. David has published numerous articles on tax law and policy, is the lead author of Canadian Income Tax Law (7^th ed., 2022) and Taxation of Business Organizations in Canada (3^rd ed. forthcoming, 2026) and the sole author of International Tax Law in Canada (2024).

He is a member and former governor of the Canadian Tax Foundation, a member of the International Fiscal Association and the governing council of the Canadian branch of the International Fiscal Association, a member of the editorial board of the Canadian Tax Journal, co-editor of the Current Tax Reading section of the Canadian Tax Journal and an International Research Fellow of the Oxford University Centre for Business Taxation.