Frederick V. Simmons is the J. Houston Witherspoon Fellow in Theology and the Natural Sciences at the Center of Theological Inquiry. Previously an assistant professor of ethics at Yale Divinity School, he has also taught at Amherst College, La Pontificia Universidad Católica del Ecuador, and La Universidad Politécnica Salesiana. Brian C. Sorrells has taught courses on Christian ethics, world religions, human rights, biomedical ethics, and sexual ethics at Yale Divinity School, Harvard Divinity School, Brown University, and Amherst College.