Bill Hughes is professor of Sociology in the Glasgow School for Business and Society at Glasgow Caledonian University. He was awarded a BA (Hons) in sociology (1st Class) from the University of Stirling in 1979 and a PhD in political philosophy from the University of Aberdeen in 1985.Bill’s research interests include disability and impairment, social theory and the body and he has taught a number of courses over a thirty five year period on a variety of sociological subjects including theory, health, welfare, the body, disability, human rights and social exclusion. He is co-author (with several colleagues at Glasgow Caledonian University) of The Body, Culture and Society: An Introduction (Open University Press 2000) and is co-editor – with Dan Goodley and Lennard Davis of Disability and Social Theory (2012). He has published in the journals Sociology and Body and Society and is a regular contributor to and a member of the Editorial Board of Disability & Society. He is also Editor of the Scandinavian Journal of Disability Research. Bill is currently working on a book with the provisional title: Invalidation: A Social and Historical Ontology for Disability.