Henk ten Have studied medicine and philosophy at Leiden Univer′sity, the Netherlands. He received his medical degree in 1976 from Leiden University and his philosophy degree in 1983. He worked as a researcher in the Pathology Laborato-ry, University of Leiden (1976-1977), as a practising physician in the Municipal Health Services, City of Rotterdam (1978-1979), and as a Professor of Philosophy in the Faculty of Medicine and Fac-ulty of Health Sciences, University of Limburg, Maastricht (1982-1991). From 1991 he was a Professor of Medical Ethics and the Director of the Department of Eth-ics, Philosophy and History of Medicine in the University Medical Centre Nijmegen, the Netherlands. In September 2003 he joined UNESCO as Director of the Division of Ethics of Science and Technology. Since July 2010 he is Director of the Center for Healthcare Ethics at Duquesne University in Pittsburgh, USA.