Dr Hill is a visiting research fellow at the school of law at the University of Leeds. He is a former senior police officer with extensive experience in major and specialist crime investigation. He is the founder and first head of Behaviour Analysis at the UK Child Exploitation Online Protection centre (CEOP).
Dr Hill's knowledge and expertise concerning the perpetrators of child sexual abuse has been developed over the course of his policing career and the specialist roles he has held together with his academic research.
His research interests include the behaviour of male and female child sexual abusers, interviewing the perpetrators of sexual crime and non-familial child abduction/murder. He is an advocate of evidence based policing and his work focuses on how research can inform and enhance child protection investigative practice.