Michael Cavadino, who is Emeritus Professor of Law at the University of Central Lancashire, is an internationally known author and researcher in the fields of penology (the study of punishment) and mental health law. He is co-author of the leading textbook on the penal system of England and Wales (M Cavadino, J Dignan and G Mair, The Penal System: An Introduction, 5th ed., Sage Publications 2013). His other works include Mental Health Law in Context: Doctors' Orders? (Dartmouth, 1989) and M Cavadino and J Dignan, Penal Systems: A Comparative Approach (Sage Publications, 2006).