"Physician-Assisted Death and Severe, Treatment-Resistant Depression," Hastings Center Report 47, no. 5 (2017): 30-42.
“Opting for Twins in IVF: What Does Procreative Responsibility Require?” in Leslie Francis, ed., Oxford Handbook of Reproductive Ethics (Oxford: Oxford University Press, 2017): 623-640.
Life Before Birth: The Moral and Legal Status of Embryos and Fetuses, Second Edition, (Oxford University Press, 2011)
"Wrongful Life and Procreative Decisions," in Melinda Roberts and Davis T. Wasserman, eds., Harming Future Persons: Ethics, Genetics and the Nonidentity Problem (Springer, 2009):155-178.
"Designer Babies: Choosing our Children's Genes," The Lancet, Oct 11, 2008:1294
Ethical Issues in Modern Medicine,
4th edition, co-edited with John Arras. Mayfield Publishing Company, 1995. Fifth edition, 1998. Sixth edition, co-edited with John Arras and Alex John London. McGraw-Hill, 2002. Seventh edition, McGraw-Hill, 2008. - LINK >
Public Health Ethics: Theory, Policy, and Practice,
co-edited with Ron Bayer, Lawrence Gostin, and Bruce Jennings. Oxford University Press, 2006. - LINK >
Oxford Handbook of Bioethics, edited and with an introduction.
Oxford University Press, 2007 - LINK >
“Reproductive Cloning: Another Look,”
University of Chicago Legal Forum (PDF)
International Journal of Children's Rights 13: 287-310 (2005).
Reprinted in Michael Freeman, ed., Children’s Health and Children’s Rights
(Leiden/Boston: Martinus Nihjoff Publishers, 2006): 311-334. (PDF)
“Alternative Sources of Stem Cells,”
Hastings Center Report 35, no 4. (2005): 24-26. (PDF)