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
Nancy Cartwright (philosopher) Reiss, Roman Frigg, Gabriele Contessa, Anna Alexandrova, Leah McClimans, Jacob Stegenga, Jeremy Howick, Marta Halina, Joyce Havstad, Sindhuja Bhakthavatsalam, Peter Menzies, Martin Thomson-Jones, Matt Brown, Hasok Chang, Jordi Cat, Sophia Efstathiou, Sang Wook Yi, Towfic Shomar and Szu-Ting Chen. She was also a supervisor of Saif al-Islam Gaddafi. Cartwright was married to the philosopher Stuart Hampshire until his death in 2004. She was also previously married to Ian Hacking. She has two daughters, Emily and Sophie Hampshire Cartwright, and a granddaughter, Lucy Charlton. Cartwright's approach to the philosophy of science is associated with the "Stanford School" of Patrick Suppes, John