Joseph's research focuses on the metaphysics of time and the metaphysics of persons. He is interested in the overlap between philosophy and theology with respect to these areas. He has begun a project on the metaphysics of theological anthropology. The goal of the project is to provide a theologically informed metaphysics of the human person.
Dr Walker’s research is in applied ethics – both medical ethics and the ethics of new technologies. His current project is on the ethical obligations of healthcare professionals when treating patients with chronic illness. This is linked to two broader research interests: the ethical challenges of an ageing society, and improving public health.
Much of Dr Watkins' research focuses on ethical questions arising from the wrongs of the past. He has examined the nature and value of forgiveness, particularly in deeply divided societies. He is currently working on the ethics of reparation.