This article considers the nature of common law development as exemplified by the recent privacy case of Jones v. Tsige. The author focuses on Jones, in which the Ontario Court of Appeal recognized the novel privacy tort of “intrusion upon seclusion”. Using a detailed analysis of the case as its basis, the article explores issues which have much wider significance for the judicial development of privacy laws: the process of incremental elaboration of the law, the moral impulses at work within it, and the relevance of imagination to its operations. By drawing out these discrete issues and analyzing the role that each plays in Jones, the article offers a framework for examining such questions in future privacy cases. Moreover, this article ar...