He teaches a variety of intellectual property courses, including Trademarks and Unfair Competition, Survey of Intellectual Property, Copyright, and Advanced Topics in Trademark Law. He also teachers the first year Torts course. Professor McKenna is widely recognized as a leading scholar in the trademark area, and he has also written about copyright, the right of publicity, and the intersection of different intellectual property regimes. His articles have been published or will be published in the Stanford Law Review, the Michigan Law Review, the Iowa Law Review, the University of Illinois Law Review, the Notre Dame Law Review, the William & Mary Law Review, the University of Pittsburgh Law Review, and the Lewis & Clark Law Review, among others. He is also a co-author, with Craig Nard and Michael Madison, of the Third Edition of The Law of Intellectual Property (Aspen) (forthcoming 2010).