She has published numerous scholarly articles and has authored or edited several books, including In Search of Consistency: Ethics and Animals (Brill, 2006), Animals and World Religions (Oxford, 2011), Sister Species: Women, Animals, and Social Justice (U. of Illinois Press, 2011), and Call to Compassion: Religious Perspectives on Animal Advocacy (Lantern, 2011). She is a philosopher-activist determined to work against oppression, whether on behalf of nonhuman animals, the environment, or disempowered human beings.