Debra J. H. Mathews, Ph.D., M.A., is the assistant director for science programs for the Berman Institute of Bioethics at Johns Hopkins University. Hilary Bok, Ph.D., is a professor of bioethics and moral and political theory at the Johns Hopkins University and a faculty member at the Berman Institute of Bioethics. She is author of Freedom and Responsibility. Peter V. Rabins, M.D., M.P.H., is a professor of psychiatry, codirector of the Division of Geriatric Psychiatry and Neuropsychiatry, and director of the T. Rowe and Eleanor Price Teaching Service of the Department of Psychiatry and Behavioral Sciences at the Johns Hopkins University School of Medicine. He is coauthor of The 36-Hour Day: A Family Guide to Caring for People with Alzheimer Disease, Other Dementias, and Memory Loss in Later Life and coeditor of Treating Dementia: Do We Have a Pill for It?, both published by Johns Hopkins.