Ruth Chang is the Chair and Professor of Jurisprudence and a Professorial Fellow of University College. Before coming to Oxford, she was Professor of Philosophy at Rutgers University, New Brunswick in New Jersey, USA. Before that she was a visiting philosophy professor at the University of California, Los Angeles, and a visiting law professor at the University of Chicago. During this period she also held a Junior Research Fellowship at Balliol College where she was completing her D.Phil. in philosophy. She has held fellowships at Harvard, Princeton, Stanford, and the National Humanities Center and serves on boards of a number of journals. She has a J.D. from Harvard Law School.
Her expertise concerns philosophical questions relating to the nature of value, value conflict, decision-making, rationality, the exercise of agency, and choice. Her work has been the subject of interviews by various media outlets in the U.S., Canada, the U.K., Germany, Taiwan, Australia, Italy, Israel, Brazil, New Zealand, and Austria, and she has been a consultant or lecturer for institutions ranging from video gaming to pharmaceuticals to the CIA and World Bank.