Mental Profile - Mental Illness

Ian Rich became known in Ohio criminal history after carrying out a targeted drive-by shooting on Interstate 77 that killed David Perez and seriously wounded Jacqueline Perez on April 28, 2024. Prosecutors alleged Rich deliberately followed the couple from Newburgh Heights before pulling alongside their vehicle and firing multiple gunshots. He later pleaded guilty to involuntary manslaughter, attempted murder, and firearms offences, receiving a prison sentence of 40 to 46½ years. The case attracted significant attention because of the seemingly unprovoked nature of the attack and subsequent claims regarding Rich's mental health and drug use.

Martin Bryant became Australia’s most notorious mass murderer after carrying out the Port Arthur massacre in Tasmania on April 28, 1996. Armed with semi-automatic rifles, Bryant killed 35 people and injured 23 others across multiple locations around the historic Port Arthur tourist site, making it the deadliest mass shooting in modern Australian history. The massacre shocked Australia and triggered sweeping national gun law reforms under Prime Minister John Howard. Bryant’s name became permanently associated with mass casualty violence, firearm legislation, and public trauma across the country. The scale of the killings, the randomness of the victims, and the horrifying duration of the attack turned the Port Arthur massacre into one of the most historically significant crimes in Australian history.

Tamika Chesser became the focus of one of Australia’s most shocking criminal investigations after being charged over the alleged murder and dismemberment of her partner in South Australia in 2025. The former reality television contestant and model was accused of killing her boyfriend, Julian Story, inside their Port Lincoln home before allegedly attempting to burn and conceal parts of his remains. The gruesome allegations generated intense national media attention due to Chesser’s past appearance on Australian television and the disturbing details surrounding the case. Investigators described the crime scene as confronting and complex, while reports surrounding Chesser’s mental state, alleged psychosis and detention inside a psychiatric facility added further controversy and public fascination to the investigation.

Nikolas Jacob Cruz became one of the most notorious mass killers in modern American history after carrying out the February 14, 2018, shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Armed with a semi-automatic rifle, Cruz murdered 17 students and staff members and wounded 17 others before fleeing the campus, making it one of the deadliest school shootings in United States history. The massacre shocked the world and sparked an unprecedented movement led by student survivors demanding stronger gun laws and improved school safety. Cruz's history of behavioral problems, mental health concerns, online threats, and numerous contacts with law enforcement became central to public debate following the attack. The shooting permanently changed the national conversation surrounding school violence and mass shootings.

Damian Rzeszowski is a Polish man convicted in connection with a multiple homicide in Jersey, Channel Islands, in 2011. The incident involved the deaths of several members of his family and others in a single event. The case gained widespread attention due to the scale of the violence and the domestic context. Rzeszowski was later convicted of manslaughter on the grounds of diminished responsibility and sentenced to life imprisonment.

Charles Whitman was an American mass murderer responsible for the 1966 University of Texas tower shooting in Austin. Prior to the attack, he killed members of his family before carrying out a public shooting that resulted in multiple deaths and injuries. The incident became one of the earliest widely documented mass shootings in modern U.S. history. Whitman was killed by police during the attack, ending the event.