Gilbert Meilaender is a senior research professor at Valparaiso University in Valparaiso, Ind., and a fellow at the Notre Dame Center for Ethics and Culture. He was a member of the President’s Council on Bioethics from 2002 to 2009.

Sister Carol Taylor is former director of the Center for Clinical Bioethics at Georgetown University. She also is a senior research scholar at the Kennedy Institute of Ethics and a professor of nursing at Georgetown. Her background is in philosophy, bioethics and nursing. She is experienced in caring for chronically and critically ill patients and their families.

Otto Maduro, professor of Christianity at Drew University in Madison, N.J., has written from a sociological perspective about the liberating option for the oppressed in Latin American Catholicism and on the relations between Marxism and religion.

The American Society of Law, Medicine and Ethics, based in Boston, aims to be a forum for debate, scholarship and critical thought among professionals who work at the intersection of law, health care and ethics. Contact executive director Ted Hutchinson.

Kevin E. Lofton is president and CEO at the Denver-based Catholic Health Initiatives. CHI is operated by a religious-lay partnership. It is one of the largest Catholic health systems firm in the country, with hospitals; long-term care, assisted and independent living and residential facilities; and community-based health organizations in 16 states.

Arthur Caplan is a professor of bioethics and director of the division of medical ethics at New York University’s school of medicine. He co-edited Assisted Suicide: Finding Common Ground.

Tom Mayo is director of the Cary M. Maguire Center for Ethics and Public Responsibility at Southern Methodist University in Dallas. He has expertise in ethical questions involving Medicare fraud and abuse, organ transplantation, tax-exempt status of health care organizations and, particularly, end-of-life decision-making and advance directives.

Sister Margaret Guider, associate professor of missiology at Boston College, is the author of Daughters of Rahab: Prostitution and the Church of Liberation in Brazil (Augsburg Fortress, 1995).

Richard Horsley, professor of liberal arts and the study of religion at the University of Massachusetts at Boston, has written about the Bible and liberation and how Jesus and Paul ignited a revolution and transformed the ancient world.