David Kingdon is Emeritus Professor of Mental Health Care Delivery, University of Southampton, and formerly honorary consultant psychiatrist, Southampton and Nottinghamshire. He has also worked in the Department of Health, with the Council of Europe and as a Medical Director. He has published over 150 peer reviewed papers and authored/edited a dozen books on CBT, psychosis, ethics and managing crises for professionals, patients and carers which have been translated into more than a dozen languages.