Mental Profile - Psychopathy

James “Jimmy” Rackover was convicted of murdering 26-year-old Joseph “Joey” Comunale following an after-party at Rackover’s Manhattan apartment on November 13, 2016. Prosecutors said Rackover, Lawrence “Larry” Dilione and Max Gemma were involved in the events surrounding Comunale’s death and the subsequent attempt to conceal his body. Comunale was beaten and stabbed inside Apartment 4C before his body was transported to New Jersey, burned and buried in a shallow grave. Rackover was convicted of second-degree murder, concealment of a human corpse and tampering with physical evidence and was sentenced to 28⅔ years to life in prison.

Clifford Robert Olson Jr., known as the "Beast of British Columbia," was a Canadian serial killer who murdered 11 children and teenagers in British Columbia between November 1980 and July 1981. His victims, eight girls and three boys, ranged from nine to 17 years old and were abducted from communities around Vancouver and the Lower Mainland. Olson was arrested in August 1981 after police surveillance caught him attempting to pick up two young hitchhikers. He pleaded guilty to 11 counts of first-degree murder in January 1982 and received 11 concurrent life sentences with no parole eligibility for 25 years. He remained imprisoned until his death from cancer in September 2011.

Arthur Frederick Goode III was an American serial killer and child molester who was convicted of murdering three boys in Florida during the 1970s and 1980s. His confirmed victims were 11-year-old Richard Belcher, 10-year-old Richard Hunsperger and 10-year-old David Oakes, all of whom were abducted, sexually assaulted and murdered. Goode was also investigated in connection with additional child disappearances and killings, but he was never convicted of those cases. He received death sentences for multiple murders and was executed in Florida's electric chair at Florida State Prison on April 5, 1987.

Alexander Christopher Ewing was responsible for four murders during a series of violent attacks in the Denver metropolitan area in January 1984. On January 10, he sexually assaulted and murdered 50-year-old Patricia Louise Smith in her Lakewood home, and six days later attacked the Bennett family in Aurora, killing Bruce Bennett, his wife Debra and their seven-year-old daughter Melissa with a hammer. The crimes remained unsolved for more than three decades until DNA evidence linked Ewing, who was already serving a prison sentence in Nevada, to the killings. He was convicted of the three Bennett murders in 2021 and Patricia Smith's murder in 2022, receiving three consecutive life sentences for the Bennett killings and another life sentence for Smith's murder.

James Desborough is an English serial killer convicted of murdering Claudio Aquilino, Daniel Coleman and his prison cellmate, Steven Kempster, during 2025. Desborough met Aquilino and Coleman while they were living at a homeless shelter in Newquay before murdering, dismembering and attempting to conceal their remains in woodland near his cabin in Cornwall. While on remand awaiting trial, he strangled his prison cellmate at HMP Exeter. In July 2026, he was sentenced to a rare whole life order, ensuring he will never be released from prison. Police are also reviewing four unexplained deaths connected to the same homeless shelter, although Desborough has not been charged in relation to those deaths.

Nikita Casap is an American convicted double murderer who killed his mother, Tatiana Casap, and his stepfather, Donald Mayer, at their home in Waukesha, Wisconsin, in February 2025. Prosecutors established that the killings were committed to obtain money, weapons and independence to carry out a planned assassination of U.S. President Donald Trump using an explosive-laden drone. Casap pleaded guilty to two counts of first-degree intentional homicide and, in March 2026, was sentenced to life imprisonment without the possibility of parole.

Charles Howard Schmid Jr., nicknamed the "Pied Piper of Tucson," was an American serial killer who murdered three teenage girls in Tucson, Arizona, between 1964 and 1965. Charismatic and manipulative, Schmid gained the trust of local teenagers before committing the murders. He was convicted of the killings and sentenced to death, although his sentence was later commuted to life imprisonment. Schmid was murdered by fellow inmates in prison in 1975.

Albert Henry DeSalvo is best known for confessing to the infamous Boston Strangler murders, in which 13 women were killed in the Boston, Massachusetts, area between 1962 and 1964. Although he was never tried for those murders, modern DNA testing later linked him to the final victim, strengthening the case against him. DeSalvo was imprisoned for unrelated crimes and was murdered in prison in 1973.