Professor of Bioethics and Philosophy at Case Western Reserve University School of Medicine. He is also Director of Research Ethics and a faculty member of the Center for Bioethics and senior lecturer on Global Health and Social Medicine at Harvard Medical School.

His interests include ethical and policy issues in stem cell research and new biotechnologies. He has been involved for many years with the International Society for Stem Cell Research (ISSCR), for which he has helped draft all the ISSCR’s international research guidelines and has served as their Chair of the Ethics and Public Policy Committee. He also served as a member of the Neuroethics Subgroup of the BRAIN 2.0 Working Group of Advisory Committee to the Director, NIH.

He received his BA and MA in Philosophy with Honors in Ethics in Society from Stanford University and his PhD in Philosophy from Brown University. He has been interviewed frequently on National Public Radio and has served on national commissions for the Institute of Medicine and the National Academy of Sciences in Washington D.C. Hyun is a regular contributor to Nature, Science, Cell Stem Cell, The Hastings Center Report, among many other journals. His book Bioethics and the Future of Stem Cell Research was published by Cambridge University Press in 2013.