High Quality Content by WIKIPEDIA articles! Ezekiel "Zeke" Jonathan Emanuel M.D. Ph.D. (born 1957) is an American bioethicist and fellow at the nonprofit bioethics research institute The Hastings Center. He opposes legalized euthanasia, sometimes called state-assisted suicide, and is a proponent of a voucher-based universal health care. Before joining the NIH in 1998 he was an associate professor at the Harvard Medical School, and as of September 2011 he serves as the Diane and Robert Levy University Professor at the University of Pennsylvania, where he will hold a joint appointment at the University of Pennsylvania School of Medicine and the Wharton School.