Mental Profile - Obsession

Nicholas “Nick” Browning is an American man convicted of the 2008 murders of his parents and two younger brothers in Maryland. At the time of the offence, he was 15 years old and living in a suburban family environment. The case gained national attention due to the age of the offender and the deliberate nature of the killings. Browning was later convicted and sentenced to multiple life terms.

Christopher Gregory Davis murdered his boyfriend, 56-year-old Barry Schmalbach, in Cape Coral, Florida, after Schmalbach planned to end their relationship in July 2023. Although Schmalbach's body has never been recovered, investigators built an extensive circumstantial case showing Davis using his boyfriend's financial accounts, purchasing items associated with concealing and disposing of a body, renting an isolated property under a false identity and attempting to dispose of tools. In June 2025, a Lee County jury convicted Davis of second-degree murder, tampering with evidence and eight identity-related offences. He was sentenced to life imprisonment plus 45 consecutive years.

Darren Vickers is a British man convicted of the 1997 murder of eight-year-old Jamie Lavis in Greater Manchester, England. At the time, he worked as a bus driver, a role that placed him in a position of routine contact with the public, including children. The case gained significant attention due to the abuse of that position and the circumstances of the child’s disappearance. Vickers was later arrested, convicted, and sentenced to life imprisonment.

Gareth Pursehouse is an American man convicted of the 2020 murder of his ex-girlfriend in Los Angeles, California. The case involved a targeted attack following a prior relationship. He was later convicted and sentenced to life imprisonment without the possibility of parole.

Stephen William Beal killed his former girlfriend and business partner Ildiko Krajnyak with a package bomb planted inside their day spa in Aliso Viejo, California, on May 15, 2018. The explosion killed Krajnyak and seriously injured two clients, triggering a lengthy federal investigation that focused on Beal's explosives knowledge and evidence recovered from his Long Beach home. After an initial arrest, release and later rearrest, Beal faced federal prosecution and a 2022 mistrial before being convicted at retrial in 2023. He was sentenced in January 2024 to life imprisonment plus an additional 30 years.

Jack the Ripper is an unidentified serial killer responsible for a series of murders in the Whitechapel district of London in 1888. His crimes shocked Victorian society and became one of the most infamous unsolved cases in criminal history. Operating over a short but intense period, the killer targeted vulnerable women and carried out highly violent attacks before disappearing without identification. His ability to evade capture, combined with the brutality of the crimes and widespread media attention, has cemented his place as one of history’s most enduring criminal figures.

Dennis Rader, known as the BTK Killer (Bind, Torture, Kill), is an American serial killer who murdered ten victims in Kansas between 1974 and 1991. He targeted individuals in their homes, carrying out controlled and methodical attacks. Rader evaded capture for decades while maintaining a normal public life. His case gained notoriety due to his communication with media and law enforcement, and his eventual capture in 2005 following a forensic breakthrough.

Ted Bundy was an American serial killer who murdered multiple young women across several U.S. states during the 1970s. His crimes became widely known due to his ability to use charm and deception to gain victims’ trust. Bundy evaded capture for years, escaped custody twice, and carried out further killings before his final arrest. He was later convicted and sentenced to death, becoming one of the most infamous serial killers in modern criminal history.