He has published articles on issues in the philosophy of mind, epistemology and the philosophy of psychology, and he has co-edited three interdisciplinary volumes: Agency and Self-Awareness (with Naomi Eilan, OUP 2003), Joint Attention: Communication and Other Minds (with Naomi Eilan, Teresa McCormack and Christoph Hoerl, OUP 2004) and Perception, Causation, and Objectivity (with Hemdat Lerman and Naomi Eilan, OUP 2011).