“This is a welcome contribution. Kens places the Lochner decision firmly within its historical context and uses it as a window to an age. In the course of his narrative, Kens introduces the reader to an array of subjects including the noisome conditions in New York’s tenement bakeries, Progressive reformers and Tammany Hall politics; nineteenth-century intellectual, economic, and labor history; and the lives and personalities of important jurists and lawyers.”—Law and History Review