Animal rights the interests of the worse off more important than those of the better off. Another approach, virtue ethics, holds that in considering how to act we should consider the character of the actor, and what kind of moral agents we should be. Rosalind Hursthouse has suggested an approach to animal rights based on virtue ethics. Mark Rowlands has proposed a contractarian approach. Nussbaum (2004) writes that utilitarianism, starting with Jeremy Bentham and John Stuart Mill, has contributed more to the recognition of the moral status of animals than any other ethical theory. The utilitarian philosopher most associated with animal rights
John Austin (legal philosopher) legal concepts in strictly empirical terms. Law, according to Austin, is a social fact and reflects relations of power and obedience. This twofold view, that (1) law and morality are separate and (2) that all human-made ("positive") laws can be traced back to human lawmakers, is known as legal positivism. Drawing heavily on the thought of Jeremy Bentham, Austin was the first legal thinker to work out a fully developed positivistic theory of law. Austin argues that laws are rules, which he defines as a type of command. More precisely, laws are general commands issued by a sovereign to members