This essay rethinks the history and understanding of the debate between legal positivism and natural law. It does so by distinguishing between classical legal positivism, represented by the work of Thomas Hobbes and Jeremy Bentham, and contemporary legal positivism, the one familiar from self-styled positivists works in the last fifty years. I argue that the difference between the two is that classical legal positivism sought to provide a theory of law within a broader account of nature (including human nature), whereas what is characteristic of contemporary legal positivism is its rejection of this approach. This distinction is valuable for understanding the historical path of jurisprudence as the approach of the classical legal positivist...