Dr Martin O'Neill is a Senior Lecturer at Canterbury Christ Church University. Formerly a police officer, he spent much of this time as both a detective and detective trainer. He specialised in all elements of homicide investigations, including corporate manslaughter, and was also involved in cold case investigations. His research interests include detective training, homicide, rape and domestic abuse investigations, decision making and managing sexual offenders.

• Introduction: Defining criminal investigationArt, craft, science and austerityTraining investigatorsDecision-makingThe centrality of lawThe problem of successIPCC reports on investigationsConcluding remarks

"Investigation is no longer restricted to police officers. This book transcends police investigation linking practice to theory. I would recommend to all who have an investigative duty" Iain Stainton, University of Cumbria

Dr Martin O'Neill is a Senior Lecturer at Canterbury Christ Church University. Formerly a police officer, he spent much of this time as both a detective and detective trainer. He specialised in all elements of homicide investigations, including corporate manslaughter, and was also involved in cold case investigations. His research interests include detective training, homicide, rape and domestic abuse investigations, decision making and managing sexual offenders.

• Introduction: Defining criminal investigationArt, craft, science and austerityTraining investigatorsDecision-makingThe centrality of lawThe problem of successIPCC reports on investigationsConcluding remarks

"Investigation is no longer restricted to police officers. This book transcends police investigation linking practice to theory. I would recommend to all who have an investigative duty" Iain Stainton, University of Cumbria

Dr Martin O'Neill is a Senior Lecturer at Canterbury Christ Church University. Formerly a police officer, he spent much of this time as both a detective and detective trainer. He specialised in all elements of homicide investigations, including corporate manslaughter, and was also involved in cold case investigations. His research interests include detective training, homicide, rape and domestic abuse investigations, decision making and managing sexual offenders.

• Introduction: Defining criminal investigationArt, craft, science and austerityTraining investigatorsDecision-makingThe centrality of lawThe problem of successIPCC reports on investigationsConcluding remarks

"Investigation is no longer restricted to police officers. This book transcends police investigation linking practice to theory. I would recommend to all who have an investigative duty" Iain Stainton, University of Cumbria