

Where have all the serial killers gone?
41 snips Jul 19, 2025
In this intriguing discussion, Dr. Rajan Darjee, a Melbourne-based forensic psychiatrist and clinical director, explores the chilling decline of serial killers in recent years. He analyzes the psychological profiles of these criminals and the effects of advancements in technology on law enforcement. The conversation touches on society's evolving perceptions of safety and how modern interventions have impacted crime rates. Darjee also critiques the haunting legacy of notorious Australian serial killers, highlighting the systemic neglect of marginalized victim groups.
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Decline of Serial Killers Worldwide
- Serial killing peaked in the 70s and 80s and has been declining since then in multiple Western countries.\n- Advances in policing, DNA technology, surveillance, and societal changes reduce serial killing opportunities.
Mindset Behind Serial Killers
- Serial killers require both a desire to kill and a lack of empathy to act.\n- Lack of empathy comes largely from genetic and early upbringing factors and remains stable over time.
Ivan Milat Hitchhiker Murders
- Ivan Milat killed at least seven young backpackers between 1989 and 1992 in New South Wales.\n- Victims were hitchhiking, illustrating how vulnerable past social practices enabled serial killers.