Dr Marilyn McMahon is a Professor of Criminal Law and the Deputy Dean of the School of Law at Deakin University. Dr.McMahon graduated from the University of Melbourne with BA(Hons) and LLB degrees and has a Master of Psychology (Forensic) degree from Monash University. She obtained her PhD (with Distinction) from La Trobe University. Her research and teaching is primarily in the areas of criminal law, criminal procedure and evidence, particularly where issues arise in relation to the mental state of those charged with crimes. She is a member of the Mental Health Tribunal (Victoria), the Forensic Leave Panel and the Australian Forensic Reference Group, a committee of scientists established within Victoria Police to assist with ‘cold case’ investigations. Dr McMahon is also a registered psychologist. Paul McGorrery is a PhD candidate at Deakin Law School, and is an admitted lawyer in both Australia and New York, USA. He graduated from La Trobe University with a BLS and an LLB, and graduated magna cum laude with an LLM from Temple University in the United States. His research focuses primarily on criminal law, family violence and sentencing. Paul has worked as a prosecutor with the Office of Public Prosecutions in Melbourne, and has taught law and criminology with a number of universities. He is currently a senior legal policy adviser at the Sentencing Advisory Council in Victoria