Fellow and Director of Studies in Philosophy and Theology, Peterhouse, Cambridge (1988-1994)
F. D. Maurice Professor of Moral and Social Theology, King's College London (1994-2004)
Professor of Ethics and Social Policy in the Life Sciences, Edinburgh (2004-2006)
Director of the ESRC Genomics Policy and Research Forum
Dean of Trinity College, Cambridge (2006-)
He chaired a MAFF Committee of Enquiry on the Ethics of Emerging Technologies in the Breeding of Farm Animals, 1993-5; the Department of Health’s CJD Incidents Panel, 2000-3; and from 1998-2006 he chaired the Home Office's Animal Procedures Committee. He has been a member of the Royal Commission on Environmental Pollution and of the Agriculture and Environment Biotechnology Commission.
Consultant Editor (2006-2007) for Studies in Christian Ethics
The Justification of Science and the Rationality of Religious Belief (Clarendon, 1990)
'Bioethics and Public Opinion: Do They Meet?', Technology, Innovation and Society (1995), 5-6.
'Ethics, Society and Policy: A Way Forward' in Animal Biotechnology and Ethics, (eds.) Alan Holland and Andrew Johnson (1998), pp.325-340
Christian Ethics and Contemporary Moral Problems (CUP, 1999)
The Practice of Abortion: A Critique (DLT, 1999)
'Catholics and Anglicans and Contemporary Bioethics: Divided or United?' in Issues for a Catholic Bioethic, ed. Luke gormally (Lincare CEntre, 1999), pp.34-57
(ed.) with Alan Torrance, The Doctrine of God and Theological Ethics (T & T Clark, 2006)
'A Doctrine of Human Being' in The Doctrine of God and Theological Ethics (T & T Clark, 2006), pp.139-146
A Brief History of Ethics (Blackwell, forthcoming 2007)