Trained as a paleopathologist, palaeoparasitologist, physical anthropologist, medical historian, and children's orthopaedic surgeon.
President of the British Association for Biological Anthropology and Osteoarchaeology 2012-2015.
President of the Paleopathology Association 2015-2017 (worldwide organisation for the study of ancient diseases).
Co-Editor of the International Journal of Osteoarchaeology since 2022.
Founding Editor of the Cambridge Studies in Human Bioarchaeology and Osteoarchaeology book series, published by Cambridge University Press.
The interaction between humans and parasites throughout evolution.
Disease and health in the crusades to the medieval Middle East.
Parasites in Past Civilizations and their Impact Upon Health.
Health in the Crusades: Epidemics, Malnutrition, and the Medieval Physician.
Anatomical Dissection, Autopsy, and Pathology Museums in Britain from 1700.
The Health of King Richard III of England.