The Team


Dr David Keatley


Dr David Keatley was a Senior Lecturer in Forensic Psychology in the UK and is currently a Senior Lecturer in Criminology and Chair of Crime Science at Murdoch University, Australia. Dave is also the Director of Researchers in Behaviour Sequence Analysis (ReBSA) – an international network of experts in the field of behavioural analysis. David is also an international cold case consultant to Law Enforcement Organisations, regularly flying around the world to consult on cold and current cases. Dave collaborates on a number of international research projects into violent crime, including atypical and serial homicide, sexual assault and rape cases. This has resulted in over 50 academic publications and case reports for Law Enforcement Organisations. Dave is also Special Guest Editor for a number of journals (including a special issue on Cold Case Investigation in Journal of Criminal Psychology­ –which is co-edited by Detective Susan Cormier).

Most recently, he has published a book on his research and the methods he uses: 'Pathways in Crime: an introduction to behaviour sequence analysis'. Dave is an internationally recognised cold case consultant and criminal behaviour profiler and currently provides assistance to Law Enforcement worldwide, primarily the Rhode Island Cold Case Task Force. Dave specialises in sexual and atypical homicide cases, and interrogation, statement analysis.

Brendan Chapman

Forensic Scientist

Brendan Chapman is a Forensic Scientist with expertise in the fields of forensic genetics and DNA analysis, homicide and sex crime investigation, clandestine grave site recovery and cold case review.


Having worked for over 10 years in Western Australian State Government departments in both the forensic DNA laboratory and with law enforcement at crime scenes, Brendan has attended thousands of major crime scenes, been involved in countless investigations and has been associated with some of the highest profile homicides an WA history. Brendan is available for expert consultation on criminal, coronial and civil matters.


His research focus is in the fields of cold case review and forensic intelligence applications for national security and defence. Brendan has presented and published numerous articles in both these areas and the broader forensic science.  


Brendan is a Senior Lecturer in Forensic Science at Murdoch University and the Academic Chair of the University’s Postgraduate Forensic Science coursework degrees.

WhatsApp Image 2019-11-27 at



©2019 by ColdCaseReview