Legal theorists increasingly have come to recognize and study the existence of a constitutional canon composed of highly authoritative legal texts that command special reverence in the law. Among these highly authoritative texts are a series of dissenting opinions—e.g., Justice Holmes\u27s in Lochner v. New York, and Justice Harlan\u27s in Plessy v. Ferguson—that ironically are more famous than the majority opinions in most other cases. This Article examines the evolution of the dissenting canon, seeking to explain both the methods by which various dissenting opinions became canonized and the motivating factors behind these canonizations. Specifically, the Article argues that the canonization of dissenting opinions began as a New Deal pheno...