Marie T. Hilliard is a senior fellow with the National Catholic Bioethics Center, where she also serves as director of bioethics and public policy. The center offers a resource guide on Catholicism and the use of vaccines.

Dr. Joseph J. Fins is chief of the division of medical ethics at Weill Cornell Medical College in Ithaca, N.Y., and professor of medicine, public health and medicine in psychiatry. He is also an associate at the Hastings Center. He wrote A Palliative Ethic of Care: Clinical Wisdom at Life’s End.

Dr. James L. Bernat is professor of neurology and medicine at Dartmouth Medical School and heads the Bioethics Committee at Dartmouth-Hitchcock Medical Center in Lebanon, N.H. He is the author of Ethical Issues in Neurology, 3rd ed.

Read about end-of-life issues from the University of Washington’s Ethics in Medicine program.

Julie Nemecek, as the Rev. John Nemecek, was a Baptist minister and longtime professor at Spring Arbor University in Spring Arbor, Mich. The school fired her in December 2006 after she had come out as transgender. She filed a discrimination claim that was later settled, and is now founder and head of a consulting company […]

Margaret Stumpp, formerly Mark Stumpp, is chief investment officer with Quantitative Management Associates, an investment subsidiary of Prudential Financial in Newark, N.J.

Jennifer Finney Boylan, formerly James Boylan, is a fiction and nonfiction author and an English professor at Colby College in Waterville, Maine. She wrote the best-selling memoir She’s Not There.

Tglife online magazine is an organization founded by Brianna Austin to provide an open forum for transgendered people online. Contact through the website.

GenderLife for Transsexual Women is an organization that provides support and resources for transgendered women.