Embryo

ROBERT P. GEORGE, a member of the President's Council on Bioethics, is a professor of jurisprudence and director of the James Madison Program in American Ideals and Institutions at Princeton University. He is the author ofMaking Men Moral,In Defense of Natural Law, andThe Clash of Orthodoxies. He lives in Princeton, New Jersey. CHRISTOPHER TOLLEFSEN is an associate professor in the department of philosophy at the University of South Carolina, the director of the graduate program in philosophy, and author of the forthcomingBiomedical Research and Beyond. He lives in Columbia, South Carolina.George, Robert P. is the author of 'Embryo', published 2008 under ISBN 9780385522823 and ISBN 0385522827.