Ian McEwin is an Australian lawyer with a Ph.D. in Economics, both from the Australian National University, who specialises in Southeast Asian competition law and economics. In 1985 he was appointed to the Faculty of Business at the University of Chicago in Noble Prize-winning economist George Stigler's Centre.

He has been an expert witness in major competition law cases in Australia, New Zealand and Europe (such as the Superleague Case) and was the Foundation Director of the Centre for Law and Economics in the Law Faculty at the Australian National University in Canberra. In 2002 the Singapore Ministry of Trade & Industry recruited him to help with the drafting of the Singapore competition law and the setting up of the Singapore Competition Commission. After two years with the Ministry, he subsequently became the Commission’s first Chief Economist and then appointed a Member of the Singapore Copyright Tribunal.

Following that he became a visiting Professor of Law at the National University of Singapore and then at Chulalongkorn University in Bangkok. He was appointed Khazanah Nasional Chair at the University of Malaya for two years. He has chaired many conferences etc in Southeast Asia including co-chairing (with Susan Ning) Global Competition Review’s Asian competition law conference in Singapore for four years. He has advised several governments in Southeast Asia on the introduction of competition law and was appointed to the Foundation Board of Advisors of the Global Antitrust Institute at the George Mason University School of Law in Washington. He teaches in their courses on economics for regulators and judges in Asia.

He recently edited a special edition on Southeast Asian competition law for Competition Policy International Chronicle and is currently finalising a book Competition Law in Southeast Asia for Cambridge University Press.