In legal philosophy, legal positivism is the theory that the existence of the law and its content depend on social facts, such as acts of legislation, judicial decisions, and customs, rather than on m
John Austin
Bust of Hans Kelsen in the Arkadenhof, University of Vienna
Herbert Lionel Adolphus Hart was a British legal philosopher. One of the most influential legal theorists of the 20th century, he was instrumental in the development of the theory of legal positivism,
Legal positivism
…norm, not the sovereign, is the ultimate source of legal authority. In addition to Kelsen, other prominent legal positivists of the 20th century include H. L. A. Hart and Joseph Raz. The term positivism in legal positivism is connected to the sense of the verb to posit rather than the sense of positive (as opposed…
Hart standing at the entrance to New College, Oxford
Grave of H. L. A. Hart at the Wolvercote Cemetery in Oxford