Simon Hackett is Professor in the School of Applied Social Sciences and Principal of St Mary's College at Durham University. He has been involved in the field of safeguarding children for 25 years as a practitioner, researcher and author. He has written extensively on the topic of child maltreatment and child sexual abuse, and on working with children and families. His recent research includes a large randomised control trial of interventions for children who have been sexually abused, with Professor John Carpenter of the University of Bristol. Simon is Chair of the National Organisation for the Treatment of Abusers (NOTA), a national child protection charity which seeks to prevent the sexual victimisation of children and adults through promoting more effective interventions with people who have committed sexual offences.