Professor Siebrasse clerked at the Supreme Court of Canada for the Honourable Madam Justice McLachlin during the 1991-1992 term and joined the Faculty of Law at the Univeristy of New Brunswick in 1993. He was named University Research Professor in 2000. His theoretical research interests are in the area of evolutionary game theory, while his applied research interests include intellectual property, commercial law and remedies.

Selected Reports and Publications:

• — and Keith Culver (UNB), The Experimental Use Defence to Patent Infringement: A Comparative Assessment, 56 University of Toronto Law Journal 333-369 (2006)
• — and Catherine Walsh (McGill), Leveraging Knowledge Assets: Reducing Uncertainty for Security Interests in Intellectual Property, (2004) 98 pages, for the Law Commission of Canada.
• The Innocent Bystander Problem in the Patenting of Higher Life Forms, 49(2) McGill Law Journal 349 - 392 (2004)
• A Remedial Benefit-Based Approach to the Innocent User Problem in the Patenting of Higher Life Forms, 20(1) Canadian Intellectual Property Review 79-134 (2004) (Cited with approval by the Supreme Court of Canada in Monsanto Canada Inc. v. Schmeiser, 2004 SCC 34, at para. 102.)
• A Property Rights Theory of the Limits of Copyright, 51(1) University of Toronto Law Journal 1-61 (2001)