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Experts available as Trump takes tariff fight to Supreme Court

Are tariffs are an illegal use of an emergency powers law?

 September 04, 2025
Donald Trump

 September 04, 2025

Western University experts are available to provide insight as U.S. President Donald Trump appeals a ruling that many of his tariffs are an illegal use of an emergency powers law.

International Trade and Law

Chios Carmody
Professor, Law; Canadian National Director, Canada-United States Law Institute

Areas of expertise: Legality of Trump’s tariff threats, international law, international trade law and international business transactions.

Jennifer Farrell
Assistant Professor, Law

Areas of expertise: Digital services taxes, tax-related World Trade Organization law and international tax law.

Impacts of tariffs on Canada

Fraser Johnson
Professor, Ivey Business School; Leenders Supply Chain Management Association Chair

Areas of expertise: Impact of tariffs on supply chains, food prices, the automotive sector, manufacturing, shipping and ports.

Andreas Schotter
Professor, Ivey Business School

Areas of expertise: Canada-U.S. trade relations, impact of tariffs, international business, emerging markets.

Trump’s governing impact

Matt Lebo
Professor, Political Science

Areas of expertise: Trump’s governing style, American domestic politics, the presidency, congressional elections and political parties in Congress.

Buying Canadian and National Pride

Mark Cleveland
Professor, DAN Department of Management and Organizational Studies; Dancap Private Equity Chair in Consumer Behaviour

Areas of expertise: Buying Canadian, consumer boycotts, consumer behaviour, marketing and consumer psychology.

Howard Ramos
Professor, Sociology

Areas of expertise: Rise of Canadian patriotism, ideas of Canadian identity, social change.

For additional topics and experts please visit our ‘Find an Expert’ page: https://mediarelations.uwo.ca/find-an-expert/

MEDIA CONTACTS: 
Justin Zadorsky, Media Relations Officer, Western University, 226-377-1673 (mobile), jzadorsk@uwo.ca

Ivan Langrish, Associate Director, Media Strategy, Ivey Business School, 416-203-0664 (office), 416-427-6337 (mobile), ilangrish@ivey.ca

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