Phenomenology (particularly of the human body), Descartes, Merleau-Ponty, Sartre and Wittgenstein. DPhil thesis was on Freud and Sartre; did a mid-career MPhil in Medical Anthropology, thesis on cosmetic surgery, gender and embodiment. Publications include (with Gordon Baker) 'Descartes' Dualism'; an introductory book on Sartre and a more advanced introduction to Merleau-Ponty; introduced and edited a volume of Baker's articles under the title 'Wittgenstein's Method', and a collection entitled 'Sartre on the Body'; Co-editor (with KWM Fulford et al.) of a series of books from OUP entitled 'International Perspectives in Psychiatry and Philosophy'.